Cell Cycle and Cell Division Quiz

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Questions and Answers

Which stage of the cell cycle is responsible for the duplication of DNA?

  • B period
  • C period
  • Interphase (correct)
  • Mitotic phase

What are the two main stages of the cell cycle in eukaryotic cells?

  • Interphase and the mitotic (M) phase (correct)
  • DNA replication and cell division
  • Control mechanisms and cell cycle checkpoints
  • B, C, and D periods

What are the control mechanisms that determine if a cell can progress to the next phase of the cell cycle called?

  • Interphase and the mitotic (M) phase
  • Cell cycle checkpoints (correct)
  • B, C, and D periods
  • DNA replication and cell division

During which phase of the cell cycle does DNA replication occur?

<p>S phase (B)</p> Signup and view all the answers

What is the main function of the G2 phase of the cell cycle?

<p>Cell growth (D)</p> Signup and view all the answers

Which phase of the cell cycle is highly regulated and consists of nuclear division?

<p>Mitotic phase (B)</p> Signup and view all the answers

What is the process by which a eukaryotic cell separates its chromosomes into two identical sets?

<p>Mitosis (C)</p> Signup and view all the answers

Which phase of the cell cycle is responsible for the division of the cell's cytoplasm forming two daughter cells?

<p>M phase (C)</p> Signup and view all the answers

During which phase of interphase does the cell's nuclear DNA contents get duplicated?

<p>S phase (A)</p> Signup and view all the answers

What is the purpose of G0 phase in the cell cycle?

<p>To allow the cell to rest and stop dividing (B)</p> Signup and view all the answers

What is the deciding point in G1 phase that commits the cell to division?

<p>G1/S cyclins (B)</p> Signup and view all the answers

Which phase of the cell cycle is responsible for the division of the cell's cytoplasm forming two daughter cells?

<p>M phase (B)</p> Signup and view all the answers

What is the main function of the S phase of the cell cycle?

<p>Replicating DNA (B)</p> Signup and view all the answers

What are the control mechanisms that determine if a cell can progress to the next phase of the cell cycle called?

<p>Cell cycle checkpoints (B)</p> Signup and view all the answers

During which phase of the cell cycle do cells that have temporarily stopped dividing enter a state of quiescence?

<p>G1 phase (D)</p> Signup and view all the answers

What is the purpose of the G0 phase in the cell cycle?

<p>To allow cells to rest and stop dividing (A)</p> Signup and view all the answers

Which phase of interphase is responsible for the biosynthetic activities of the cell to resume at a high rate?

<p>G1 phase (D)</p> Signup and view all the answers

What is the deciding point in the G1 phase that commits the cell to division?

<p>G1/S cyclins (C)</p> Signup and view all the answers

During which phase of the cell cycle does cytokinesis occur?

<p>M phase (A)</p> Signup and view all the answers

What is the main function of the G1 phase of the cell cycle?

<p>Cell growth (D)</p> Signup and view all the answers

Which checkpoint in the cell cycle is mainly regulated by the tumor protein p53?

<p>G2 checkpoint (B)</p> Signup and view all the answers

What is the process by which a eukaryotic cell separates its chromosomes into two identical sets?

<p>Mitosis (B)</p> Signup and view all the answers

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