DP Biology (first assessment 2025)

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Question 22M.1A.HL.TZ1.4

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Date May 2022 Marks available [Maximum mark: 1] Reference code 22M.1A.HL.TZ1.4
Level HL Paper 1A Time zone TZ1
Command term Question number 4 Adapted from N/A
4.
[Maximum mark: 1]
22M.1A.HL.TZ1.4

In which stage of the cell cycle are chromosomes duplicated?

[Source: M1llx, 2019. Cell cycle simple pl. [online] Available at: https://commons.wikimedia.org/wiki/File:Cell_cycle_simple_pl.png This file is licensed
under the Creative Commons Attribution-Share Alike 4.0 International license.
https://creativecommons.org/licenses/by-sa/4.0/deed.en [Accessed 1 August 2019].]

 

A. G1 phase

B. G2 phase

C. S phase

D. Mitosis

[1]

Markscheme

C

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