DP Biology (first assessment 2025)

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Question 22M.1A.HL.TZ1.30

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Date May 2022 Marks available [Maximum mark: 1] Reference code 22M.1A.HL.TZ1.30
Level HL Paper 1A Time zone TZ1
Command term Question number 30 Adapted from N/A
30.
[Maximum mark: 1]
22M.1A.HL.TZ1.30

Where in the mitochondrion does the formation of acetyl CoA occur?

[1]

Markscheme

D

Examiners report

The discrimination index for this question was the lowest on the paper. Some of the better-prepared candidates thought that acetyl CoA is produced on the inner mitochondrial membrane, rather than in the matrix.

Syllabus sections