Choanoflagellates

Question 1

What is the scientific name of the cell body?

Answer 1

Protoplast

Question 2

Are choanoflagellates clonal or aggregates?

Answer 2

Clonal

Question 3

Most studied Choanoflaggelate?

Answer 3

S. Rosetta

Question 4

What form can turn into any other form?

Answer 4

Slow swimmer?

Question 5

Difference between slow swimmer and fast swimmer?

Answer 5

Slow swimmers have a bigger collar

Question 6

What are the two different types of colonies?

Answer 6

Chain colony and Rosetta colony

Question 7

Name the 3 different types of periplast

Answer 7

Glycocalyx
Theca
Lorica

Question 8

What is each periplast made out of?

Answer 8

Glycocalyx - Mucus
Theca - Carbohydrate
Lorica - Silica

Question 9

Which periplast is invisible?

Answer 9

Glycocalyx

Question 10

Which periplast is flexible, and what does this allow?

Answer 10

Glycocalyx - allows monosidig AND codosigid

Question 11

What tax is in Craspedida?

Answer 11

Glycocalyx an Theca

Question 12

What tax is Lorica in?

Answer 12

Acanthoerida

Question 13

What types of silica strips can Lorica form?

Answer 13

Vertical, helical, and rings

Question 14

What structures are used in feeding?

Answer 14

Collar and flagellum. pesudopodium reaches and and engulfs food

Question 15

Purpose of colonies?

Answer 15

More efficient at capturing food.

Question 16

What is the importance of choanoflagellates?

Answer 16

Filter 25% of coastal water