| Date | May 2017 | Marks available | 1 | Reference code | 17M.1.HL.TZ1.36 |
| Level | Higher level | Paper | Paper 1 | Time zone | Time zone 1 |
| Command term | Question number | 36 | Adapted from | N/A |
Question
What can lead to reproductive isolation after just one generation?
A. Polyploidy
B. Increased mutation rate
C. Changed allele frequencies
D. Independent assortment of chromosomes
Markscheme
A
Examiners report
[N/A]
Syllabus sections
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