Reproduction in algae PPT

Algae Reproduction PowerPoint PPT Presentation

Algae Reproduction PowerPoint PPT Presentations. Reproduction Part 1 Asexual vs. Sexual Reproduction - Potatoes can be cut into pieces with each piece having an eye which can grow into a new potato plant. new plant may be cut from parent plant The flagellate cells have a typical photoreceptor apparatus, consisting of a swelling on the posterior flagellum. f Reproduction in Sargassum • The plant body of Sagassum is a diploid sporophyte. It does not multiply asexually by means of spores Asexual Reproduction Binary fission happens in bacteria, amoeba, some algae one parent cell splits into 2 identical daughter cells Budding happens in yeast, hydra, corals parent produces a bud bud gets detached and develops into offspring which is identical to parent Binary Fission Rod-Shaped Bacterium, hemorrhagic E. coli 2 daughter cells are.

SEXUAL REPRODUCTION It involves the fusion of two gametes of opposite sex to produce a zygote. The morphology and mode of fusion of gametes varies in different genera of algae, it is of three type Algae 1. ALGAE 2. What is algae? • Algae are chlorophyll bearing thallophytes in which the sex organs are wither unicellular or multicellular and not presented by sterile envolope • Algae - derived - latin word - alga : washed away plants on sea shore or sea weeds • Can able to produce many celled sex organs • No sterile cell in sex organ except chara (a) algae (b) fungi (c) liverworts (d) mosses. Vegetative reproduction in Pistia occurs by (a) stolon (b)offset (c) runner (d) sucker. The type of asexual reproduction found in Hydra is (a) multiple fission (b) budding (c) binary fission (d) gemmule formation (iv) Which of the following pairs is not correctly matche Algae: General Characters PPT (General Characteristics of Algae PPT) What are algae? General characteristics of algae, Classification of algae based on habitat, Thallus diversity in algae, Chloroplast shape variations in algae, Pigmentation in algae, Reproduction in algae, Life cycle in algae. Learn more: Lecture Note in Algae General.

Algae & Protists Ch 15 Ecology of Algae • Algae play comparable role to that of terrestrial plants. • Oceanic algae are subjected to variations in humidity temperaturin humidity, temperaturee salinity light and, salinity, light, and harsh wave conditions Title: Algae: Author: shaun02 Last modified by: McVic Created Date: 7/21/2009 4:20:26 PM Document presentation format: On-screen Show Company: UBC Other titles - A free PowerPoint PPT presentation (displayed as a Flash slide show) on PowerShow.com - id: 6e0885-ZGM1 Reproduction in algae: Ø Algae reproduce by three methods: (1). Vegetative reproduction: Cell division, fission, fragmentation, Hormogonia, formation of adventitious branches, tubers, buddings etc. are the important vegetative reproduction methods in algae. (2). Asexual reproduction: By a variety of motile or non-motile spores. Zoospore, aplanospore, hypnospore, tetraspore, autospore. Reproduction in Multicellular Algae Oedogonium reproductionAntheridium-release flagellatedsperm that swim to theoogoniumOogonium-houses the zygotewhich is a diploid sporeThe spore undergoes meiosis andproduces 4 haploid zoospores. One of the four cells becomes arootlike holdfastothers divide and become a newfilament

• asexual and sexual reproduction • silicate cell walls • pennate and centric forms, also colonial chains • phytoplankton and benthic forms • only some are toxic, e.g. Pseudo-nitzchia - domoic acid - amnesic shellfish poisoning Microsoft PowerPoint - algae presentation DE Fragmentation is the most common vegetative method of reproduction. The filamentous thallus breaks into fragments, and each fragment is capable of forming new thallus. Fragmentation can take place due to mechanical pressure, insect bite etc. The common examples are Ulothrix, Spirogyra, Oedogoniwn, Zygnema, Oscillatoria etc

Welcome to the Living World: Reproduction in Organisms

(PPT) Algae ppt Fathima Iqbal - Academia

of reproduction and life-cycles in green algae balumcc@zoho.com . chlorophyceae: vegetative reproduction binary cell division: tetrasporales coccoid zygnematales fragmentation: ulotrichales oedogoniales chaetophorales ulvales caulerpa, bryopsidales zygnematales . asexual reproduction-chlorophyceae aplanospore: volvocales tetrasporales. Reproduction in algae can be vegetative, asexual, or sexual. Vegetative reproduction occurs through fragmentation, asexual occurs through formation of spores and binary fission, whereas sexual reproduction takes place by fusion of two haploid gametes

Reproduction in Multicellular Algae Oedogonium reproduction Antheridium-release flagellated sperm that swim to the oogonium Oogonium-houses the zygote which is a diploid spore The spore undergoes meiosis and produces 4 haploid zoospores. One of the four cells becomes a rootlike holdfast the others divide and become a new filament. oogoniu Algae perform reproduction in various ways. It can be vegetative, asexual, or sexual. In this case, vegetative propagation occurs through fragmentation; asexual reproduction occurs by forming different spores and binary fission, while sexual reproduction occurs by fusion of two haploid gametes

It is the simplest method of reproduction. The unicellular forms of algae commonly reproduce by this simple process, often called binary fission as found in Chlamydomonas, Synechococcus (Fig. 3.16A), diatoms etc. In this method the vegetative cell divides mitotically into two daughter cells, those finally behave as new indi­vidual Sexual reproduction in this class, as in Chlorophyceae, is characterized by the formation of a zygospore and zygotic meiosis. Unlike in the other two common classes of green algae, but as with plants, the nuclear envelope disintegrates when mitosis begins. During cell division the mitotic spindl

Algae - SlideShar

  1. Algae. An Overview Characteristics • Range in size from microscopic to single celled organisms to large seaweed • Autotrophic • Form the reproductive structures - gametangia or gamete chambers • Aquatic and have flagella at some point in life • Often contain pyrenoids, organelles that synthesis and store starch STRUCTURE • Thallus (haploid) • Four types of algae -Unicellular.
  2. (h) Reproduction: Sexual reproduction (isogamous, anisogamous and oogamous). 2-Structure Most of brown algae are lithophytes , which require stable hard substrata for attachment, and a number of the fi lamentous, smaller species are epiphytes. Unicellular, colonolial and unbranched fi laments are absent i
  3. CHAPTER 15: Algae structure and reproduction . Introduction. Algae (singular:alga) are eukaryotes (true-nucleus). An informal grouping of primitive, mainly aquatic plants that possesses chlorophyll a as their primary photosynthetic pigment and can manufacture their own food through the process of photosynthesis

Reproduction in Brown Algae Asexual reproduction is accomplished by either fragmentation or spores. When cells divide, centrioles are apparent in the mitotic figure. This is significant because it is not ordinarily seen in plant cells. Sexual reproduction is of three types: isogamous, anisogamous, and oogamous The 3 Common Methods of Reproduction Found in Algae are mentioned below: There are three common methods of reproduction found in algae - (i) vegetative, (ii) asexual, and (iii) sexual. In addition to these methods, several perennating bodies also develop which face the adverse conditions. 1 Unicellular algae occur most frequently in water, especially in plankton. Reproduction in fungi is both by sexual and asexual means. KS3 (11-14) GCSE (14-16) A-Level (16-18) History Teaching Resources. 6 protozoa and other protista in soil Some species of Brown Algae use sexual reproduction, while others use asexual. Sexual: Some species, such as the giant kelps, are diploid, meaning they have a complete set of chromosomes from each parent.They release egg cells and flagellated sperm cells into the water, and the sperm swim through the water and are helped by chemical signals (pheromones) to find an egg

TYPE: Pinnularia - occurance ,reproduction & division. Botany 1 Comment. Occurrence. Pinnularia is a fresh water alga. It is found in pond. It is also present on the moist soil. It is unicellular. Its cell is elongated and elliptical. Cell wall is chiefly composed of pectic substances REPRODUCTION IN ALGAE. Reproduction is the process by which new individual organisms offspring are made from their parents. Reproduction may be a elementary feature of all well-known life; every individual organism exists because the results of reproduction. There are 3 types of reproduction SEXUAL REPRODUCTION It involves the fusion of two gametes of opposite sex to produce a zygote. The morphology and mode of fusion of gametes varies in different genera of algae, it is of three type: ISOGAMOUS: Fusing gametes are similar in size, structure and activity and are called isogametes. These may be motile or non motil Asexual Reproduction Binary fission happens in bacteria, amoeba, some algae one parent cell splits into 2 identical daughter cells Budding happens in yeast, hydra, corals parent produces a bud bud gets detached and develops into offspring which is identical to parent Binary Fission Rod-Shaped Bacterium, hemorrhagic E. coli 2 daughter cells are.

red and green algae •The DNA of plastid genes in red algae and green Conjugation and reproduction Figure 28.11 Figure 28.11a Contractile vacuole Oral groove Cell mouth Food vacuoles Cilia micronucleus Micronucleus Macronucleus 50 PowerPoint Presentation. Used for growth and asexual reproduction. one paternal The human life cycle Plants and some algae Exhibit an alternation of generations The life cycle includes both diploid and haploid multicellular stages In most fungi, and some protists Meiosis produces haploid cells that give rise to a haploid multicellular adult organism The haploid.

General Characteristics of Algae PPT & PDF Easy Biology

  1. ths Fungi, Algae, Protozoa and Hel
  2. Kinetochores of different chromosomes segregate independently and randomly. Many protists (unicellular eukaryotes, algae, and fungi: all four products of meiosis survive. In many cases they are bound together as a tetrad which permits very powerful genetic experiments. Yeast ascus with 4 ascospores. Chlamydomonas zygospore with 4 haploid nuclei
  3. Characteristics of Protista Eukaryotic (have a nucleus) Usually Single Celled Live in moist environments Reproduce asexually or sexually Three Groups of Protists Plant-like: Algae Fungus-Like: Water Molds, Slime Molds Animal-Like: Protozoa Protist Reproduction Asexual Asexual reproduction occurs by mitosis
  4. REPRODUCTION • Methods of reproduction in algae may be vegetative by the division of a single cell or fragmentation of a colony, asexual by the production of motile spore, or sexual by the union of gametes. Vegetative and asexual modes versus Sexual mode • Vegetative and asexual modes allow stability of an genotype withi
  5. Reproduction: Algae reproduce either by vegetative, asexual or sexual method. Vegetative reproduction: In this type, any vegetative part of the thallus develops into new individual. It does not involve any spore formation and there is no alternation of generations. It is the most common method of reproduction in algae
  6. Macroscopic marine algae form an important living resource of the oceans. Seaweeds are food important for humans and animals, as well as fertilizers for plants and a source of various chemicals. Seaweeds have been gaining momentum as a new experimental system for biological research and as an integral part of integrated aquaculture systems
  7. Asexual Reproduction. Plant cuttings/ vegetative propagation. Vegetative reproduction is a type of asexual reproduction in plants that relies on multi-cellular structures formed by the parent plant. It has long been exploited in horticulture and agriculture, with various methods employed to multiply stocks of plants

Microscopic Algae •Single cells propelled by flagella or free floating; or growth in long chains or filaments •Unicellular algae include diatoms, some green algae, dinoflagellates, euglenids, a few red algae •Some (e.g., Volvox) form colonies of 500 to 60,000 biflagellated cells •Diatoms incorporate silicon dioxide int Algae have been divided into groups based mainly on distinctive plastid accessory pigments. Because of these pigments, many groups of algae have been known by their color: hence red, green, brown, etc. Modern classifications delimit them with many other characters such as cell wal Introduction to the Xanthophyta Yellow-green Algae. The Xanthophyta include more than 600 species. Members of this group are photosynthetic organisms which live primarily in freshwater, though some are found in marine waters, in damp soil, or on tree trunks

PPT - Cyanobacteria and Algae PowerPoint Presentation

PPT - Algae: PowerPoint presentation free to download

  1. The 3 Common Methods of Reproduction Found in Algae are mentioned below: There are three common methods of reproduction found in algae - (i) vegetative, (ii) asexual, and (iii) sexual. In addition to these methods, several perennating bodies also develop which face the adverse conditions. 1
  2. Article shared by: . In this article we will discuss about the vegetative body and reproduction of dictyota. Vegetative Body of Dictyota: The plant body is a regularly, dichotomously branched, flat, membranous, frond-like thallus, which spreads out in a more or less fan-shaped fashion from a comparatively narrow, cylindrical base with a holdfast; the holdfast remains attached to the substra.
  3. Phaeophyta (Brown algae) The majority are live in marine environments, on rocks in cool waters. They contain chlorophyll as well as a yellow-brown carotenoid called fucoxanthin. The largest of the brown algae are the kelp. The kelp use holdfasts to attach to rocks. The body of a kelp is called a thallus, which can grow as long as 180 ft (60 m)
  4. ant stage is free-living haploid (n) gametophyte and the sporophyte is represented only by the diploid zygote (2n) Vegetative reproduction is by fragmentation
  5. 8. The algae growing in seawater is known as ----- a) Freshwater algae b) Terrestrial algae c) Marine algae d) Lithophytic algae 4 Marks Questions: 1.Give the general characters of algae. 2. Describe the methods of vegetative reproduction in algae. 6 Marks Questions: 1. Describe the range of thallus in algae. 2

The reproduction of the algae takes place in three ways as, vegetative reproduction, asexual reproduction and sexual reproduction. Life cycles in Algae. Mainly three (03) different types of life-cycles have been recognized in the algae based on when meiosis occur, the type of cell produced and presence of free living stages in life cycle Asexual Reproduction contd. • Spore Formation • happens in fungi, green algae, molds and non flowering plants (e.g. ferns) • spores are produced and each spore develops into offspring which are identical to parent • Vegetative Reproduction • does not involve seeds • some offspring can grow from cuttings (e.g. coleus), runners (e.g. strawberries), tubers (e.g. potatoes) or bulbs (e.g Habitat: Algae are usually aquatic, either freshwater or marine and some are terresterial. Algae are eukaryotic thallophytes. Algae are photoautotrophs. Storage form of food: Starch; Reproduction: Algae reproduce either by vegetative, asexual or sexual method; Vevetative method: fragmentation, hormogoni Algae - Algae - Evolution and paleontology of algae: Modern ultrastructural and molecular studies have provided important information that has led to a reassessment of the evolution of algae. In addition, the fossil record for some groups of algae has hindered evolutionary studies, and the realization that some algae are more closely related to protozoa or fungi than they are to other algae.

Algae are photosynthetic organisms. Algae can be either unicellular or multicellular organisms. Algae lack a well-defined body, so, structures like roots, stems or leaves are absent. Algaes are found where there is adequate moisture. Reproduction in algae occurs in both asexual and sexual forms. Asexual reproduction occurs by spore formation Algae 7 The red seaweed Porphyra (Figure 1.8) is known by many local names, such as laver or nori, and there are about 100 species.This genus has been cultivated extensively in many Asian countries and is used to wrap the rice and fish that compose the Japanes Origins of Sexual Reproduction Lukas Schärer Evolutionary Biology Zoological Institute University of Basel 1 7.10.2020 Advanced-level Evolutionary Biology 2 for example, the green algae • isogamy is very likely the ancestral condition isogamous and anisogamous gametes in the green algae Algae - Algae - Reproduction and life histories: Algae regenerate by sexual reproduction, involving male and female gametes (sex cells), by asexual reproduction, or by both ways. Asexual reproduction is the production of progeny without the union of cells or nuclear material. Many small algae reproduce asexually by ordinary cell division or by fragmentation, whereas larger algae reproduce by. Sexual reproduction- is isogamous, anisogamous, Oogamous. Example - Ectocarpus, Laminaria, fucus. Economic importance of algae. Algae as primary producers- algae provides the base or beginning of most aquatic animals or organisms because of their photosynthetic activities so it is also known as primary producers of organic matter

2. Sexual reproduction. The Chlamydomonas during sexual reproduction involves three stages. They are the; a. Gametogenesis: The process of gametogenesis occurs by repeated division of the protoplast giving rise to 16-32 gametes from a single cell. The gametes produced are similar to zoospore which motile and biflagellate but functions as. For more information:http://www.7activestudio.com info@7activestudio.comhttp://www.7activemedical.com/ info@7activemedical.comhttp.. This PowerPoint and accompanying notes is for a typical high school Biology class. The Kingdom Protista is a hugely diverse group of eukaryotic organisms that includes the algae, the protozoans and the slime/water molds. These organisms have traditionally been referred to as protists and they play essential ecological roles in the biosphere All Brown algae are multicellular and all go through an alternation of generation: diploid (2n) and haploid (n) phases alternate. The haploid and diploid life form look very different, they are heteromorph. The diploid form, the diplont or sporophyte, is the dominating form in these life cycles. On this webpage Laminaria and Fucus are further.

Ectocarpus Occurrence, Structure ,Reproduction & Division. Ectocarpus is a brown alga. It is abundantly found throughout the world in cold waters. A few species occur in fresh waters. The plant grows attached to rocks and stones along coasts. Some species are epiphytes on other algae like members of Fucales and Laminaria Both carotenes and xanthophylls are present in green algae. Green algae store starch as their reserve food in the plastids. REPRODUCTION. There are three common ways of reproduction in green algae: vegetative, asexual and sexual. In the vegetative mode of reproduction, the algal body cuts off or break and gives rise to new individuals Reproduction. Fungi reproduce sexually and/or asexually. Perfect fungi reproduce both sexually and asexually, while imperfect fungi reproduce only asexually (by mitosis). In both sexual and asexual reproduction, fungi produce spores that disperse from the parent organism by either floating on the wind or hitching a ride on an animal Vegetative reproduction includes fragmentation, cell division or fission, whereas in asexual reproduction naked or newly walled spores are formed. Sexual reproduction in algae is regulated by several environmental factors such as availability of inorganic nutrients, temperature, salinity Oogamy: Oogamy is found in higher groups of algae like Volvox and Oedogonium, plants like bryophytes, ferns and gymnosperms, protists and animals. Conclusion. Anisogamy, isogamy, and oogamy are three forms of syngamy found in sexual reproduction. Syngamy is the fusion of gametes. Anisogamy is the syngamy of gametes in dissimilar morphology

General Characteristics of Algae with Key Points Easy

Algae Sexual Reproduction Alga

Sexual reproduction and associated pheromone signaling has been best studied in the volvocine green algae, which comprises both unicellular (Chlamydomonas reinhardtii ) as well as colonial and multicellular species (Volvox carterii ) (Hallmann, 2011). Green algae often include sex in their life cycle to survive unfavorable environmental conditions Spirogyra. Spirogyra is a green algae belonging to the class chlorophyceae. The genus Spirogyra comprises more than 300 species and most of them are free floating algae. However, some species like S. rhizopus, S. dubia etc are found attached to substratum by the means of rhizoids. Habitat: they are commonly found floating in fresh water.

Reproduction. Reproduction in the Protozoa may be asexual, as in the amebas and flagellates that infect humans, or both asexual and sexual, as in the Apicomplexa of medical importance. The most common type of asexual multiplication is binary fission, in which the organelles are duplicated and the protozoan then divides into two complete organisms Several species found in intertidal pools and saline lakes are capable of withstanding 5-30 ppt salinity (Borowitzka, 1981). Many species of Cladophora are also present as an epiphyte on other seaweeds or is host to many other algae. Cladophora also causes mass algal blooms (Bach and Josselyn, 1978) Asexual reproduction as well as isogamous sexual reproduction. Volvox - Colonial green algae held together in a secretion of gelatinous material Reproduction asexual or sexual. Fig. 18.9 Fig. 18.10 Phylum Chlorophyta Other Green Algae Ulva (Sea Lettuce) - Multicellular seaweed with flattened green blades

Reproduction in Algae Botany - Biology Discussio

  1. g to egg.
  2. Brown, and Green Algae Reproduction in Green Algae Reproduction in Green Algae • The life cyyygcles of many algae include both a diploid and a haploid generation. Microsoft PowerPoint - Chapter20_Section04_edit PROTISTS MODIFIED.ppt [Mode de compatibilité] Author: Ar
  3. In some organisms both gametes are motile (algae) but in most cases male gamete is motile where as female is not. Algae, bryophytes and pteredophytes, water is the medium for gamete transfer REPRODUCTION IN ORGANISM- CLASS XII BIOLOG

Brown Algae Commonly called seaweed Can contain brown, green, yellow, orange and black pigments. Attach to rocks Have air bladders They are found in cool saltwater along rocky coasts. Phylum Phaeophyta is made up of the brown algae. Giant Kelp are the largest and most complex brown algae. They have hold fasts and air bladders For each example of reproduction given in the PowerPoint write down 1 advantage and 1 disadvantage of the type of reproduction. Types of Asexual Reproduction In Animals. algae, some yeast, protozoans like paramecium) Spores: Single-celled asexual reproductive unit of non-flowering plants, bacteria, fungi, and algae reproduction given in the PowerPoint write down 1 advantage and 1 disadvantage flowering plants, bacteria, fungi, and algae •Identical to parent •Released by parent organism •Think of them like seeds; they are made to grow a new plant and all they need is the prope algae are best described as cosmopolitan, although there are reports of endemic chrysophytes, green algae, rhodophytes, and diatoms (Tyler, 1996; Kociolek et al. 1998), and at least some species of cyanobacteria (Hoffmann, 1996). Many algal taxa have particular environmental tolerances or requirements, and are eco

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Reproduction in Algae - Biology Wis

Reproduction = Process by which something makes copies of itself; in biological reproduction the copies, i.e., offspring, may be genetically identical to the parent or they may be genetically different due to mutation (many Algae) Sporic Meiosis-Spores Produced by Meiosi Red Algae Live in deep water where other seaweeds cannot survive because have pigments that can absorb sunlight at depths greater than 100 m. Brown Algae Float near surface where light is available Form thick, underwater forests that provide a rich underwater ecosystem. Green Algae Most diverse. Most are in fresh water. Asexual and sexual. Many eukaryotic microalgae (e.g. many diatoms and green algae) are known to have sexual reproduction (Figure 1D), and complete genome sequences of some eukaryotic algae in which sex has not been observed show that these organisms do have the genetic apparatus needed for meiosis, a process essential for eukaryotic sexual reproduction. Population. Sexual reproduction is characterised by the fusion of two similar or dissimilar cells. This is a sign of relatively advanced stage in evolution. Sex is not an obvious in the lower plants (like algae) as it is in higher plants. But in any way the study of reproductive processes of various classes of Algae throws considerable light on the origin. Growth, Development, and Reproduction. The content and activities in this topic will work towards building an understanding of how aquatic plants and algae grow, develop, and reproduce. All living organisms are capable of growing and producing offspring. All eukaryotic organisms—including aquatic plants and algae—grow through the process of.

BIOL 1030 - TOPIC 4 LECTURE NOTES II. Evolutionary origin and adaptations to land A. Plants are related to green algae chloroplast similarity Plants have cell walls made of cellulose. So do green algae, dinoflagellates, and brown algae. Plants have chloroplasts with chlorophyll a and b. So do green algae, euglenids, and a few dinoflagellates.cellulose in cell wall Mature ova released beginning puberty Purpose: Reproduction Mitosis vs. Meiosis Events Unique to Meiosis I * Chapter 9: Meiosis & Sexual Life Cycles What you must know The difference between asexual and sexual reproduction. The role of meiosis and fertilization in sexually reproducing organisms. The importance of homologous chromosomes to meiosis

Introduction to the Chrysophyta Golden Algae. Chrysophytes, or golden algae, are common microscopic chromists in fresh water. Some species are colorless, but the vast majority are photosynthetic •Protozoa, a few algae, and all animal cells lack a cell wall and have only a membrane . 10 Fungal Reproduction •Sexual reproduction - spores are formed following fusion of two different strains and formation of sexual structure -Zygospores, ascospores, and basidiospore View and Download PowerPoint Presentations on Eukaryotes Fungi Algae Protozoa And Helminths Powerpoint Presentation PPT. Find PowerPoint Presentations and Slides using the power of XPowerPoint.com, find free presentations research about Eukaryotes Fungi Algae Protozoa And Helminths Powerpoint Presentation PPT

NCERT Class XI Biology: Chapter 3 – Plant Kingdom Light. As with all plants, micro-algae photosynthesize, i.e. they assimilate inorganic carbon for conversion into organic matter. Light is the source of energy which drives this reaction and in this regard intensity, spectral quality and photoperiod need to be considered Types of Algae Reproduction, Classification, Examples and Microscopy. Algae are photosynthetic organisms belonging to the kingdom Protista. Alga is the singular of algae with a changing size from microscopic unicellular micro-algae (Chlorella and Diatoms) to large massive kelps that are usually a length extending in meters (200 feet) and then there's brown alga Characteristical for Red algae is that no motile stage occurs during the entire life cycle. The spores and gametes are transported by the water in a passive manner. In the sexual reproduction only oogamy is observed. oogamy is a type of anisogamy (unegual gamets) in whch the egg cell is large and non-motile, in contrast to the sperms

General characteristics of algae, Classification of algae based on habitat, Thallus diversity in algae, Chloroplast shape variations in algae, Pigmentation in algae, Reproduction in algae, Life cycle in algae girls college, Kota Based on their substrate specificities, they were divided into four subfamilies named TPT, PPT, GPT and XPT Asexual reproduction is the most common method of reproduction in organisms having simpler body like in algae and fungi but during unfavorable condition they shift to sexual reproduction. SEXUAL REPRODUCTION: Involves formation of male and female gamete by two individuals of the opposite sex PowerPoint is the world's most popular presentation software which can let you create professional Algae Bryophytes and Ferns powerpoint presentation easily and in no time. This helps you give your presentation on Algae Bryophytes and Ferns in a conference, a school lecture, a business proposal, in a webinar and business and professional representations

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REPRODUCTION Asexual reproduction- by non-motile spores Sexual reproduction- by non-motile heterogametes Male gametes- are spherical, non-motile, produced in antheridia.-Carried by water to female sex organ Carpognia- female sex organ of red algae, that, when fertilized, gives rise to carpospores. Trichogyne- the elongated tip o Reproduction is one of the most important features of living organisms. Reproduction is defined as a biological process in which an organism gives rise to young ones (offspring) similar to itself.; The offspring grow, mature and in turn produce new offspring. Thus, there is a cycle of birth, growth and death. Reproduction enables the continuity of the species, generation after generatio Arial MS Pゴシック Times Times New Roman Verdana Blank Presentation Chapter 10 BOT3015L Overview of Autotrophic and Heterotrophic Protists Tree of Life PowerPoint Presentation Chosen examples of protists Some ecological aspects of algae (photosynthetic protists) Chosen examples of protists Chlorophyta Green algae Chlamydomonas Chlamydomonas. The oscillatoria is represented by 100 species. It is one of the simplest filamentous blue green algae. It forms thin blue green mucilaginous coating of the surface or edges of objects under flowing water. One specie has been reported from hot spring. Some species e.g., O. princeps and O. formosa are found in association with Nitrogen fixing.