Protista (Amoeba) Flashcards
(7 cards)
1
Q
Eukaryotic or prokaryotic
A
Eukaryotic
2
Q
Nutrition
A
Hetertropic omnivore
3
Q
Unicellular or multicellular
A
Unicellular
4
Q
Food vacuoles
A
Secrete enzymes to kill and digest prey.
5
Q
Pseudopodia
A
Allows amoeba to move and surround prey. Cytoplasm
flows into pseudopodia in direction amoeba wants to move.
6
Q
Contractile vacuole
A
freshwater habitat -> water enters cell by osmosis. The contractile vacuole expels excess water to prevent swelling and bursting.
7
Q
Contractile vacuole steps
A
Water enters from osmosis
Excess water enters contractile vacuole
Contractile vacuole swells + moves to the edge of the cell
Contractile vacuole bursts expelling water
