AP BIOLOGY

Detailed explanation-1: -“We know that in a healthy adult liver, the cells are dormant and rarely undergo cell division, ” he said.

Detailed explanation-2: -The fastest type of cell division is amitosis. Amitosis is a term describing cell division without nuclear envelope breakdown and formation of well-visible mitotic spindle and condensed chromosomes. It is the direct cell division. It is also called as closed mitosis.

Detailed explanation-3: -The replication time is about 21.5 hours, and its component intervals occupy the following times: DNA synthesis, 9 hours; post-DNA synthesis gap, 0.50 hour; prophase, 1.3 hours; metaphase, 1.0 hour; anaphase, 0.4 hour; telophase, 0.3 hour; postmitosis gap, 9.0 hours.