Question

2 essay 1 point
why is the s phase of the cell cycle important for making sure new cells are healthy?

Explanation:

The S phase (synthesis phase) of the cell cycle is dedicated to DNA replication. During this phase, the cell's entire genome is copied with high fidelity, and built-in proofreading mechanisms correct replication errors. This ensures each new daughter cell receives an identical, error-free set of genetic material, which is critical for normal cell function and prevents mutations that could lead to unhealthy or abnormal cells.

Answer:

The S phase is critical for healthy new cells because it involves precise DNA replication: the cell duplicates its entire genome, and proofreading processes fix replication errors. This guarantees each daughter cell inherits a complete, error-free copy of the genetic material, preventing harmful mutations and ensuring the new cells can function normally.