7.3 Synthetic and naturally occurring polymers

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Question 35

The table gives information about four naturally occurring polymers.

Table: Four naturally occurring polymers and the monomers they are made from

Polymer	Monomer
DNA
Protein	amino acids
Starch	glucose
Cellulose

Complete the table to give the monomers that DNA and cellulose are made from.

[2]

Give one reason why DNA is essential for life.

[1]

Describe the shape of most DNA molecules.

[1]

Markscheme

7.3 Synthetic and naturally occurring polymers Questions

GCSE
Chemistry
7.3 Synthetic and naturally occurring polymers

94 exam-style questions on AQA GCSE Chemistry 7.3 Synthetic and naturally occurring polymers, covering 7.3.1 Addition polymerisation, 7.3.2 Condensation polymerisation, 7.3.3 Amino acids, and 7.3.4 DNA (deoxyribonucleic acid) and other naturally occurring polymers. Each one has a worked solution and a mark scheme showing where the marks go.

Question bank·7.3 Synthetic and naturally occurring polymers