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Question 18M.1.HL.TZ1.26

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Date May 2018 Marks available [Maximum mark: 1] Reference code 18M.1.HL.TZ1.26
Level HL Paper 1 Time zone TZ1
Command term Question number 26 Adapted from N/A
26.
[Maximum mark: 1]
18M.1.HL.TZ1.26

Which information about DNA structure was deduced from the X-ray diffraction patterns obtained by Rosalind Franklin?

A. Presence of purines and pyrimidines

B. Helical shape

C. Antiparallel strand arrangement

D. Deoxyribose backbone

[1]

Markscheme

B