DP Biology (last assessment 2024)

Test builder »

Question 18M.1.SL.TZ1.21

Select a Test
Date May 2018 Marks available [Maximum mark: 1] Reference code 18M.1.SL.TZ1.21
Level SL Paper 1 Time zone TZ1
Command term Question number 21 Adapted from N/A
21.
[Maximum mark: 1]
18M.1.SL.TZ1.21

What explains the presence in living humans of DNA sections which are identical to DNA found in Neanderthals who lived 40 000 years ago?

A. Genetic mutation

B. Inheritance

C. Adaptation

D. Speciation

[1]

Markscheme

B

Syllabus sections