| Date | November 2017 | Marks available | 1 | Reference code | 17N.1.HL.TZ0.38 |
| Level | Higher level | Paper | Paper 1 | Time zone | TZ0 |
| Command term | Deduce | Question number | 38 | Adapted from | N/A |
Question
Which processes require calcium?
I. Muscle contraction
II. Movement of an action potential along an axon
III. Production of the skeleton of hard corals
A. I and II only
B. I and III only
C. II and III only
D. I, II and III
Markscheme
B
Examiners report
[N/A]
Syllabus sections
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