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6.2 Organic chemistry

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Question 64
F

Which statement correctly describes three naturally occurring polymers?

[1]
A

Proteins from amino acids; starch from sugars; DNA from four different nucleotides

B

Proteins from sugars; starch from amino acids; DNA from four different nucleotides

C

Proteins from amino acids; starch from sugars; DNA from two different nucleotides

D

Proteins from amino acids; starch from nucleotides; DNA from four different sugars

Markscheme

6.2 Organic chemistry Questions

  1. GCSE
  2. /Chemistry
  3. /6.2 Organic chemistry

131 exam-style questions on OCR GCSE Chemistry 6.2 Organic chemistry, covering 6.2.1 Crude oil and fractional distillation, 6.2.2 Cracking and dependence on hydrocarbons, 6.2.3 Functional groups and homologous series, 6.2.4 Reactions of alkanes, alkenes and alcohols, 6.2.5 Addition polymerisation and repeat units, 6.2.6 Naturally occurring polymers, 6.2.7 Chemical cells and fuel cells, and 6.2.8 Condensation polymerisation and how to make one. Each one has a worked solution and a mark scheme showing where the marks go.

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