Cell structure 4

Question 1

Diameter of microtubules

Answer 1

25 nm

Question 2

what forms the cytoskeleton?

Answer 2

actin filaments, intermediate filaments and microtubules

Question 3

a-tubulin and b-tubulin join to form _____

Answer 3

dimers

Question 4

how are microtubules used in nuclear divison?

Answer 4

seperation of chromatids or chromosomes

Question 5

What does MTOC stand for and what is its function?

Answer 5

microtubule organizing centers control the assembly of microtubules

Question 6

centrioles are needed for the production of ____

Answer 6

cilia

Question 7

How many protofilaments in A and in B

Answer 7

13 in A ; 10 in B

Question 8

what are the inner and outer arms made of?

Answer 8

dynein

Question 9

the whole cylindrical structure inside the cell surface membrane is called the

Answer 9

axoneme

Question 10

What is light dependent stage?

Answer 10

the absorption of light by chlorophyll

Question 11

what id light independent stage?

Answer 11

uses the energy and the reducing power generated from the first stage to convert co2 and water to starch that is stored inside grana

Question 12

what forms the droplets of lipids in chloroplasts?

Answer 12

reserves of making lipid or when the inner membrane of chloroplasts ages