DP Biology (first assessment 2025)
Question 19N.2.SL.TZ0.2c
| Date | November 2019 | Marks available | [Maximum mark: 1] | Reference code | 19N.2.SL.TZ0.2c |
| Level | SL | Paper | 2 | Time zone | TZ0 |
| Command term | Suggest | Question number | c | Adapted from | N/A |
c.
[Maximum mark: 1]
19N.2.SL.TZ0.2c
(c)
Suggest a hypothesis that accounts for the slightly different meaning of some codons in a very limited number of organisms.
[1]
Markscheme
they occurred after the common origin of life OWTTE
OR
the genetic code is not «in fact» universal ✔
Look for alternatives.
