| Date | May 2009 | Marks available | 1 | Reference code | 09M.1.SL.TZ2.9 |
| Level | Standard level | Paper | Paper 1 | Time zone | Time zone 2 |
| Command term | Question number | 9 | Adapted from | N/A |
Question
If the haploid number of a species is 14, how many chromatids will there be in metaphase I in a dividing diploid cell?
A. 7
B. 14
C. 28
D. 56
Markscheme
D
Examiners report
This question turned out to be a good discriminator. Many candidates did not consider the chromatids, but merely counted chromosomes.
