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IB Biology HL 2.1.13 Cell cycle phases Question Bank

Practise IB Biology HL 2.1.13 by applying cell cycle phases concepts to exam-style questions.

Syllabus
First assessment 2025
Course
Biology HL
Level
HL

Exam points

  • identify the relevant biological structure, process or evidence
  • apply the correct biological mechanism to the question
  • evaluate the result using data, adaptation or ecological reasoning

D2.1.13 (HL)—Cell cycle phases question 1

[Maximum number: 1]

In which stage of the cell cycle are chromosomes duplicated?

Figure for Question D2.1.13 (HL)—Cell cycle phases question 1 — IB Biology HL
A

G1 phase

B

G2 phase

C

S phase

D

Mitosis

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