| Date | May 2017 | Marks available | 3 | Reference code | 17M.3.HL.TZ2.11 |
| Level | Higher level | Paper | Paper 3 | Time zone | Time zone 2 |
| Command term | Outline | Question number | 11 | Adapted from | N/A |
Question
Outline one example of the use of a marker gene in genetic engineering.
Markscheme
a. marker gene inserted into DNA containing target gene
b. recombinant DNA «with marker gene and target gene» inserted into cell/organism
c. named example of marker and target gene eg: ampicillin resistance with BT gene for glyphosate resistance
d. further details of how the marker gene works eg: culture cells in ampicillin and if the cell grows into a callus, uptake has occurred
Examiners report
[N/A]
Syllabus sections
Option B: Biotechnology and bioinformatics » Option B: Biotechnology and bioinformatics (Core topics) » B.2 Biotechnology in agriculture
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