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What happens during prophase?
A) chromosomes are copied, and the nuclear membrane disappears
B) nuclear membranes form around two sets of chromosomes
C) spindle fibers pull the sister chromatids apart
D) chromosomes condense, and mitotic spindles form

Respuesta :

irajr

Answer:

d

Explanation:

During prophase, the chromosomes condense and centrosomes move to opposite sides of the nucleus, initiating formation of the mitotic spindle.