| Date | November 2011 | Marks available | 1 | Reference code | 11N.1.HL.TZ0.20 |
| Level | Higher level | Paper | Paper 1 | Time zone | TZ0 |
| Command term | Question number | 20 | Adapted from | N/A |
Question
Which technique causes fragments of DNA to move in an electric field?
A. Polymerase chain reaction (PCR)
B. Genetic modification
C. Therapeutic cloning
D. Gel electrophoresis
Markscheme
D
Examiners report
N/A
Syllabus sections
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