DP Biology (last assessment 2024)
Question 18M.2.HL.TZ2.3a.ii
| Date | May 2018 | Marks available | [Maximum mark: 2] | Reference code | 18M.2.HL.TZ2.3a.ii |
| Level | HL | Paper | 2 | Time zone | TZ2 |
| Command term | Outline | Question number | a.ii | Adapted from | N/A |
a.ii.
[Maximum mark: 2]
18M.2.HL.TZ2.3a.ii
(a.ii)
Outline the law of independent assortment.
[2]
Markscheme
a. two «or more» traits/genes are inherited independently of one another. Accept vice versa.
b. observed for traits/genes that are not linked/far apart on the chromosome
Can be shown in annotated diagram.
c. «due to homologous» chromosomes aligning independently/randomly on equator during metaphase I/meiosis I
d. during anaphase I homologues pulled to separate poles
Can be shown in annotated diagram.
