CHPT 28: Protists Flashcards

You may prefer our related Brainscape-certified flashcards:
1
Q

Fossil evidence of eukaryotes date back to

A

1.5 BYA

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

DNA is not found in this organelle

A

endoplasmic retuculum

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

The products of budding are

A

two cells, one of which is smaller than the other

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

Both diplomonads and parabasalids

A

have multinucleate cells

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

Trypanosomes are examples of

A

kinetoplastids

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

The function of the apical complex in apicomplexans is to

A

penetrate host tissue

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

If a cell contains a pellicle it

A

can change shape readily

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

Stramenopila

A

are small haris on flagella

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

Which exhibit an alteration of multicellular generations?

A

brown and red algea

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

Which are photosynthetic

A

diatoms and dinoflagellates

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

which is most likely an ancestor of an animal

A

choanoflagellates

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

When food is scarce, cells of this organism communicate with each other to form a multicellular slug?

A

cellular slime molds

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

what most accurately supports the endosymbiotic theory

A

antibiotics that inhibit protein synthesis in bacteria can have the same effect on mitochondria

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

Which feature of the choanoflagellates was likely to most significant for the evolution of animals?

A

flagellum with funnel shaped contractile collar also found in sponges

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

In slime molds, which features afford the greatest advantage for surviving food shortages?

A

cellular slime molds produce spores when starved

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

Characteristics of Protists

A

varied array of cell surfaces (diff shapes and movement)

several means of locomotion

a range of nutritional strategies (auto or hetero)

sexual or asexual

bridge of multicellularity

multiple origins to the group

17
Q

Protists Phylogeny

A
Chromalveolata 
Rhizaria 
Archeaplastida 
Excavata
Amoeboza 
Opisthokonta
18
Q

Chromalveolata

A
•Alveolata 
•Dinoflagellates 
    •Noctilvca 
    •Ptychodiscus 
     •Ceratium
     •Gonyavlaux
Apicomplexans 
Ciliates 
•Stramenopila 
Oomycetes 
Diatoms
Brown Algea
19
Q

Rhizaria

A

Radiolara
Foraminifera
Cercozoa

20
Q

Archeaplastida

A

Rhodophyta
Chlorophytes
Charophytes
Land Plants

21
Q

Excavata

A

Diplomonads
Parabasafid
Euglenozoa

22
Q

Amoeboza

A

Amoeba

23
Q

Opisthokonta

A

Chaonoflagellates

Fungi/Animal arent protisit