| Date | May 2018 | Marks available | 1 | Reference code | 18M.1.HL.TZ1.25 |
| Level | Higher level | Paper | Paper 1 | Time zone | Time zone 1 |
| Command term | Question number | 25 | Adapted from | N/A |
Question
What releases leptin?
A. Thyroid gland
B. Hypothalamus
C. Pineal gland
D. Adipose tissue
Markscheme
D
Examiners report
[N/A]
