| Date | May 2010 | Marks available | 1 | Reference code | 10M.1.HL.TZ1.12 |
| Level | Higher level | Paper | Paper 1 | Time zone | Time zone 1 |
| Command term | State | Question number | 12 | Adapted from | N/A |
Question
What is a suspected heterozygous individual crossed with in a test cross?
A. Homozygous dominant
B. Homozygous recessive
C. Heterozygous dominant
D. Heterozygous recessive
Markscheme
B
Examiners report
N/A
Syllabus sections
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