Question Detail

BIO 101 BIO 101 Past Questions Objective Question

Question

What is the primary morphological event that marks the onset of anaphase in mitotic cells?
Options
A Breakdown of nuclear envelope
B Condensation of chromatin
C Breakup of centromeres
Correct Answer
D Reassembly of nucleoli
Correct Answer

Option C is the correct answer.

Detailed Explanation

During anaphase, centromeres split and shortening spindle fibers draw sister chromatids toward opposite poles.

Hint

No hint available

Question Info