Algal & Fungal-like Protists
Kingdom Protista
All Materials © Cmassengale


 Copyright © by Holt, Rinehart and Winston

Algal-Like Protists

Characteristics of Algae:

   Structure of Algal Cells:


Chlamydomonas
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Volvox
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Spirogyra
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Macrocystis
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Reproduction in Unicellular Algae:

Asexual Phase

Sexual Phase


Life Cycle of Chlamydomonas
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Reproduction in Multicellular Algae:


Oedogonium Life Cycle
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spirogyra conjugating.jpg (91550 bytes)

Spirogyra: conjugation begining.
Conjugation Tube between Spirogyra


Ulva Life cycle
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Classification: 

SEVEN PHYLA OF ALGAE
Phylum Structure of Thallus Pigments Food Storage  Cell Wall composition
Chlorophyta
(Green Algae)
Unicellular
Colonial
Filamentous
Multicellular
 
Chlorophyll a & b Carotenoids Starch Mainly Cellulose
Phaeophyta
(Brown Algae)
Multicellular Chlorophyll a & c Carotenoids Fucoxanthin
Peridinin
Laminarin  Cellulose
Algin
Rhodophyta
(Red Algae)
Multicellular Chlorophyll a Phycobilins Carotenoid Starch Cellulose
CaCO3
Bacillariophyta
(Diatoms)
 Unicellular Some Colonial Chlorophyll a & c Carotenoids Xanthophyll Starch 
Pectin
SiO2
Dinoflagellata
(Dinoflagellates)
Unicellular Chlorophyll a & c Carotenoids

Starch

Cellulose
Chrysophyta
(Golden Algae)
 Unicellular Some Colonial Chlorophyll a & c
Xanthophyll Carotenoids

Laminarin

Cellulose
Euglenophyta
(Euglenoids)
Euglena
Unicellular Chlorophyll a & b
Carotenoids Xanthophyll

Paramylon

No Cell Wall  Pellicle

 Chlorophyta (green Algae):7000 species

Phaeophyta (brown algae):1500 species

Laminaria Fucus

Rhodophyta (red algae):4000 species


Polysiphonia (red algae)

Bacillariophyta (diatoms):11,500 species


Diatoms
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Dinoflagellata or Pyrrophyta (dinoflagellates):1100 species

 
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Red Tide


Photograph by Robert Brons

Chrysophyta (golden algae)850 Species:

Euglenophyta1000 Species:


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Fungal-Like Protists

Characteristics of Fungal Protists:

Slime molds:


Feeding Stage of Slime Mold
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Saprophytic Slime Mold

some slime mold fruiting bodies
A is Lycogala epidendrum, B is Comatricha typhoides, C is Badhamia utricularia, D is Dictydium

       
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Acrasiomycota (Cellular Slime Molds):

 

Myxomycota (Plasmodial Slime Molds):

Oomycota (Water Molds):


Branching Filaments of Water Mold

  
Blight on Leaves & Potatoes

Chytridiomycota (Chytrids):

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