Mitosis Unit test:

Question

Examine the image below of cell cycle, and pay special attention to the phase circled and indicated by the black arrow. in 2 short sentences, identiffy the circled phase and explain why this phase is necessary for the remainder of the cycle to occur correctly.

Answer 1

The circled phase is likely Interphase, specifically the S phase where DNA replication occurs. This phase is necessary because it ensures that each daughter cell will receive an identical set of chromosomes, which is crucial for maintaining genetic consistency across cell divisions during mitosis.