Which of the following processes takes place during prophase?
A. Nuclear membranes form around two sets of chromosomes.
B. Chromosomes condense.
c. Chromosomes are copied.
D. Spindle fibers pull the sister chromatids apart.

Respuesta :

Answer:

i believe it is A.

because prophase is the 1st stagr in mitosis

B would be the best answer- this starts the process of Mitosis and the other answers come during the other phases