DP Biology (first assessment 2025)

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Question 21N.2.HL.TZ0.4c

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Date November 2021 Marks available [Maximum mark: 1] Reference code 21N.2.HL.TZ0.4c
Level HL Paper 2 Time zone TZ0
Command term State Question number c Adapted from N/A
c.
[Maximum mark: 1]
21N.2.HL.TZ0.4c
(c)

State one function of epinephrine in the human body.

[1]

Markscheme

increases heart rate
OR
prepares the body for action;

Examiners report

In part 4c, many students would have benefitted from the inclusion of (adrenaline) after epinephrine as they seemed to not know of the latter. Epinephrine is the term used in the syllabus (section 6.2), so it was expected that the students were familiar with it.

Syllabus sections