Week7C2 : taxonomy of eukaryote I

Question 1

What are protists ?

Answer 1

Protists are eukaryotes, which means their cells have a nucleus and other membrane-bound organelles. Most, but not all, protists are single-celled. You can think about protists as all eukaryotic organisms that are neither animals, nor plants, nor fungi

Question 2

What are the two archaeplastida seen in class?

Answer 2

Green algae and red algae.

Question 3

What is the other name of green algae?

Answer 3

chlorophytes

Question 4

What is the other name of red algae?

Answer 4

rhodophytes

Question 5

To what is due the red color in red algae?

Answer 5

phycoerythrin

Question 6

Dinoflagellates, apicomplexans and stramenophiles results in the secondary endosymbiosises of ____

Answer 6

red algae

Question 7

Euglenids and chlorarachniphytes results in the secondary endosymbiosis of ___

Answer 7

green algae

Question 8

Which microorganism have a mitosome?

Answer 8

diplomonads

Question 9

What is a mitosome ?

Answer 9

degenerated mitochondria

Question 10

Does diplomonard and parabasalids have a chloroplast or a mithochondria

Answer 10

neither

Question 11

Which is the microorganisms that have a hydrogenosome

Answer 11

parabasalids

Question 12

what is a hydrogenosome?

Answer 12

organelle to have some anaerobic respiration

Question 13

Can diplomonads and parabasalids do oxidative phosphorylation?

Answer 13

no, they are amitochondriates eukaryotes.

Question 14

What is the microorganism responsible for giardiasis?

Answer 14

Giardia lamblia (diplomonads)

Question 15

Describe the cycle of the giardiasis

Answer 15

cyst in food –> one cyst give two trophozoites –> cyst

Question 16

What is the name of the infection that can be caused by parabsalids

Answer 16

Trichomonas vaginalis

Question 17

Kinetoplastic is an example of ___

Answer 17

euglenozoans (subgroup : kinetoplastids)

Question 18

What is the name of the disease transmitted by the tse tse fly

Answer 18

african sleeping sickness, caused by the trypanosoma brucei (kinetoplastid)

Question 19

What are the two main subgroups of the euglenozoans?

Answer 19

kinetoplastids

euglenids

Question 20

T or F : euglenozoans feed on bacteria

Answer 20

True

Question 21

*What is the particularity of kinetoplastids?

Answer 21

they have only one large mitochondria