A-LevelBiologyBiological molecules9700/12 · May/June 2019 · Q91 Mark
Which features affect the tensile strength of collagen? 1 the helical structure of collagen chains 2 the small R group of the amino acids in collagen 3 the insoluble nature of collagen 4 the bonds between collagen molecules
A1, 2, 3 and 4
B1, 2 and 4 only
C1 and 3 only
D2, 3 and 4 only
✓ Correct answer
B: 1, 2 and 4 only
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