In a culture of cells,it is observed that the cell cycle has arrested (stopped) during the G1 phase.The reason for this could be that
A) not all chromosomes have been replicated.
B) not all components needed for mitosis are present.
C) not all components needed for DNA replication are present.
D) not all chromosomes are attached to mitotic spindles.
Correct Answer:
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Q1: Metaphase occurs prior to the splitting of
Q3: The mitotic spindle is a microtubular structure
Q4: The microtubular organizing center found in animal
Q5: Researchers pulsed rapidly dividing cultured cells for
Q6: How might spindle microtubules assist in the
Q7: Following the attachment of spindle microtubules to
Q8: A parent cell divides to form two
Q9: How is plant cell cytokinesis different from
Q10: At the end of mitosis,each G₁ daughter
Q11: Some cells have several nuclei per cell.How
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