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What is a cell doing during the G2 phase of interphase?
AReplicating its DNA and making proteins
BRebuilding energy stores and making proteins
CSplitting its cytoplasm and making proteins
DCondensing chromosomes and making proteins
Answer & Solution
Correct answer: B. Rebuilding energy stores and making proteins
1. G2 is the last stage of interphase, sitting between DNA replication and mitosis.
2. The cell restocks the energy it spent copying its DNA.
3. It also builds the proteins needed to handle chromosomes during mitosis.
4. Some organelles are duplicated and the cytoskeleton is taken apart for parts.
5. DNA replication is finished by then, since that is the job of the earlier S phase.
_Source: OpenStax Biology 1e (CC BY 4.0), Chs 10 and 11, section 10.2 The Cell Cycle_
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