| Date | May 2016 | Marks available | 1 | Reference code | 16M.1.HL.TZ0.17 |
| Level | Higher level | Paper | Paper 1 | Time zone | TZ0 |
| Command term | Identify | Question number | 17 | Adapted from | N/A |
Question
What is characteristic of homologous chromosomes?
A. They have an identical DNA sequence.
B. They are of the same length in karyograms.
C. They form pairs in prokaryotes.
D. They carry the same alleles.
Markscheme
B
Examiners report
These were all very good discriminators.
