Answer the following question given this paragraph: 

8.7.1 Intermediate Filaments These are rope like filaments, 8-10nm in diameter and tend to give the structural stability to cells. Examples inculude Vimentin, neurofilaments and keratin. It is keratin which priniciply makes up hair, nails and horns.


Q: Intermediate filaments tend to give the structural stability to what?

 Choices:

- nerves

- proteins

- muscles

- cells

A:
cells
