DP Biology (first assessment 2025)

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Question 19M.2.HL.TZ2.b

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Date May 2019 Marks available [Maximum mark: 3] Reference code 19M.2.HL.TZ2.b
Level HL Paper 2 Time zone TZ2
Command term Describe Question number b Adapted from N/A
b.
[Maximum mark: 3]
19M.2.HL.TZ2.b

Describe how the structure of cardiac muscle cells allows them to carry out their function.

[3]

Markscheme

Not necessary to present answer in a table.

Award [1] for each set of corresponding structure and function.

Examiners report

Many could provide a correct description including many elements, but many discussed the structure of the heart as a whole, rather than the cellular structure of cardiac muscle cells or discussed at length the myogenic nature of cardiac tissue.

Syllabus sections