DP Biology (first assessment 2025)

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Question 21M.1A.HL.TZ2.2

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Date May 2021 Marks available [Maximum mark: 1] Reference code 21M.1A.HL.TZ2.2
Level HL Paper 1A Time zone TZ2
Command term Question number 2 Adapted from N/A
2.
[Maximum mark: 1]
21M.1A.HL.TZ2.2

Three cell types are shown in the micrographs.

[Source: left: UCSF School of Medicine, Courtesy of Prof. D Schmucker. middle: Professor Roger Meicenheimer, Miami University, Department of Botany. right: Courtesy of visualhistology.com.]

 

What feature distinguishes striated muscle fibres from the three cell types shown in the images?

A. Mitochondria

B. Nucleoid regions

C. Multinucleate structure

D. Membrane-bound organelles

[1]

Markscheme

C

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