Multiple Choice
During the S phase of the eukaryotic cell cycle, which of the following events primarily occurs?
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16. Cell Division
DNA Replication
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During the S phase of the cell cycle, what key event occurs in preparation for cell division?
A
Spindle microtubules attach to kinetochores and align chromosomes at the metaphase plate.
B
The cell divides its cytoplasm to form two daughter cells (cytokinesis).
C
The nuclear envelope breaks down and chromosomes condense for segregation.
D
DNA is replicated, producing sister chromatids for each chromosome.
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