number of mitochondria presence of a nucleus structure of the cytoskeleton salt concentration of cytoplasm
I am hesitating between 4 options to answer the following question, which option should I choose?
Question: Research has shown that specialization of stem cells into specific cell types results, in part, from cell shape. What provides a specialized cell with its shape?
Possibilities:
- number of mitochondria
- presence of a nucleus
- structure of the cytoskeleton
- salt concentration of cytoplasm

structure of the cytoskeleton