The largest of the three types of cytoskeleton fibers are the ...

[rmenurse]

The largest of the three types of cytoskeleton fibers are the
 
  a. microfilaments.
  b. neurofilaments.
 c. tau proteins.
 d. microtubules.

Question 2

Calcium pumps differ from sodium-potassium pumps in that
 
  a. they do not require energy in order to operate.
 b. they are rarely found in the central nervous system.
 c. they do not collect another type of ion in exchange for the calcium they pump out of the cell.
 d. they are not essential for the healthy operation of the nervous system.

[Laurenleakan]

Answer to Question 1

d

Answer to Question 2

c

[rmenurse]

Thanks for the timely response, appreciate it

[anyusername12131]

Gracias!