da RR - 12PC 658658 Lincoln Alexander SS mancano 2 anni
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Water Mould
➞ Filamentous ➞ Some parasitic (extend threads into host tissues and absorb nutrients)
Cellular Slime Mould
➞ Individual amoeboid cells, 1 nucleus each ➞ Ingests bacteria or yeast ➞ Pseudoplasmodium forms when food is scarce
Plasmodial Slime Mould
➞ Slug like, creep over decaying material ➞ Has streaming blobs that contain many nuclei
Phylum Euglenozoa
Euglenoids
➞ Autotrophs in sunlight ➞ Heterotrophs in the dark ➞ Has an eyespot to detect light
Euglena 40x
Euglena 100x
Euglena 400x
Phylum Chrysophyta
Diatoms
➞ Diverse and abundant phytoplankton ➞ Food source for marine animals ➞ Rigid cell walls with outer layer of silica
Phylum Pyrrophyta
Dinoflagellates
➞ Some species cause red tides (can be harmful to humans) ➞ Bioluminescence
Symbiodinium
Algae
Spirogyra 40x
Spirogyra 100x
Spirogyra 400x
Plasmodium
Subtopic
Sporozoans primarily live in the blood cells or other organs like the muscles or kidneys
Causes life threatening malaria
Trichonympha
Paramecium
Paramecium 40x
Paramecium 100x
Paramecium 400x
Balantidium coli: causes diarrhea in humans, only ciliate parasite in humans
Aquatic environments
Has cilates
Amoeba
Amoeba Proteus 40x
Amoeba Proteus 100x
Amoeba Proteus 400x
Diseases
Entamoeba hystolitica causes amoebic dynastry
Habitat
Decaying vegetation in fresh or salt water or in animals
Movement
Has pseudopods
➞ Eukaryotic ➞ Most are unicellular (except algae) ➞ Grouped based on nutrition (heterotrophs or autotrophs) ➞ Protists use cilia, pseudopods, or flagella to move ➞ Most protists are single-celled. ➞ Some are multicellular but do not form trust tissues
Reproduction
Most reproduce asexually sometimes sexually