DP Biology (first assessment 2025)

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Question 20N.1A.SL.TZ0.10

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Date November 2020 Marks available [Maximum mark: 1] Reference code 20N.1A.SL.TZ0.10
Level SL Paper 1A Time zone TZ0
Command term Question number 10 Adapted from N/A
10.
[Maximum mark: 1]
20N.1A.SL.TZ0.10

What is the reason for Taq DNA polymerase being used in the polymerase chain reaction (PCR)?

A. It does not denature at high temperatures.

B. It produces Okazaki fragments more rapidly.

C. It allows translation to proceed rapidly.

D. It works efficiently with helicase in PCR.

[1]

Markscheme

A

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