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Cell Cycle Overview Quiz

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Questions and Answers

During which phase of the cell cycle does chromosome duplication occur?

M phase
G1 phase
G2 phase
S phase (correct)

What is the main function of the cell cycle?

To maintain cell shape and structure
To duplicate DNA and segregate it into daughter cells (correct)
To produce genetically diverse daughter cells
To regulate cellular metabolism

Which phase of the cell cycle involves nuclear division, or mitosis?

M phase (correct)
S phase
G1 phase
G2 phase

What is the approximate duration of chromosome segregation and cell division in a typical mammalian cell?

Less than an hour (A) Signup and view all the answers

What occurs during S phase (DNA synthesis phase) of the cell cycle?

Chromosome duplication (B) Signup and view all the answers

What is the approximate duration of DNA synthesis (S phase) in a typical mammalian cell?

10–12 hours (C) Signup and view all the answers

Which phase of the cell cycle involves chromosome segregation and cell division?

M phase (D) Signup and view all the answers

What is the main function of major motor proteins of the spindle in the cell cycle?

To assist in chromosome segregation (C) Signup and view all the answers

What is the role of cohesion and condensin in the cell cycle?

Regulating chromosome structure and organization (B) Signup and view all the answers

What is the primary function of kinetochore during the cell cycle?

To attach chromosomes to spindle fibers (D) Signup and view all the answers

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