Question
Biology Question on cell cycle and cell division
Which one of the following never occurs during mitotic cell division?
A
Spindle fibres attach to kinetochores of chromosomes
B
Movement of centrioles towards opposite poles
C
Pairing of homologous chromosomes
D
Coiling and condensation of the chromatids
Answer
Pairing of homologous chromosomes
Explanation
Solution
During mitosis, homologous chromosomes do not form pairs. Instead, they align end-to-end, allowing each daughter cell to inherit one sister chromatid from both members of the homologous pair upon division.