02 - Protozoa

Question 1

(Overview)

1. single-celled eukaryote
2. most “primitive” in animal kingdom

(picture is of a paramecium)

Question 2

Answer 2

Question 3

sarcodina = amoeba

mastigophora = flagellate

Answer 3

Question 4

these aren’t really exam questions… he says - to put thing in context he says

Answer 4

Question 5

ciliophora = ciliates

Answer 5

Question 6

Answer 6

Question 7

(Basic Definitions)

1. what is motile feeding form of protozoan called?
2. What is the resting form?
3. what is encystation?
4. excystation?

Answer 7

1. trophozoite
2. cyst
3. becomes cyst
4. goes back to non-cyst

(check these)

Question 8

(Basic Protozoal Structure)

(Nucleus)

figure this out

Answer 8

Question 9

(BAsic Protozoal Structure)

(mitochondria)

1. allow what?
2. do anaerobes have them?

(Golgi complex)

1. what do they do?
2. may disappear during encystation
3. parabasal body = golgi (parabasal filament)

Answer 9

1. aerobic metabolism
2. no
3. glycosylation

(he said we wouldn’t need to remember this… but learn anyway)

Question 10

(Locomotory organelles)

(Pseudopodia)

1. what is it?
2. powered by what?

Answer 10

1. temporary locomotory organelle
2. sol/gel transformations

Question 11

(Locomotory organelles)

(flagella)

Answer 11

Question 12

(Locomotory Organelles)

(undulating membrane)

1. what have finlike organelle associated with a flagella?
2. What have fused cilia associated with gullet?
3. what are small flagella but more numerous?

Answer 12

1. mastigophora
2. ciliates
3. cilia

Question 13

(Reproduction)

(Asexual Forms)

1. reproduce mainly how?
2. which do longitudial? transverse?
3. what divides first… nucleus or cytoplasm?
4. how do vesicular nuclei and micronuclei divide?
5. How do macronuclei divide?

Answer 13

1. binary fission (each individual divides in two)
2. flagellates; ciliates
3. nucleus
4. mitotically
5. amitotically

Question 14

(reproduction)
(asexual forms)
(multiple fission – schizogony or merogony)

1. what is it?
2. what do this?

Answer 14

1. repeated nuclear division before cytokinesis
2. apicomplexa, some amoebas

Question 15

(Reproduction: Sexual Forms)

1. what is the fusion of male and female gametes to form a zygote
2. what is it called when two ciliates join and exchange genetic material? Only what unite? Macronuclei do what? Micronuclei?

Answer 15

1. syngamy

2. conjugation; nuclei; degenerates; divide a number of times

Question 16

Answer 16

A

Question 17

Answer 17

A

Question 18

Answer 18

A