| Date | May 2016 | Marks available | 1 | Reference code | 16M.1.SL.TZ0.3 |
| Level | Standard level | Paper | Paper 1 | Time zone | TZ0 |
| Command term | Distinguish | Question number | 3 | Adapted from | N/A |
Question
Which is an effect of protein denaturation?
A. The order of amino acids is changed when the protein overheats.
B. The bonds between amino acids are broken by condensation.
C. Parts of the protein become linked together by hydrolysis.
D. The three-dimensional structure of the protein is altered.
Markscheme
D
Examiners report
This question helped to discriminate well.
