Biology 7402: Biological Molecules Topical Past Paper Questions
AQA A Level Biology (7402) past-paper questions on Biological Molecules, free. This topic is frequently examined across 8 exam sessions. Sign in for the full topic-segregated question bank and AI worksheets.
Sample questions
$$ [25~\mathrm{m a r k s}] $$ [25 marks]
1 Describe how a quaternary protein is formed from its monomers. Do not include the process of translation in your answer. [5 marks] 2 Describe the structure of DNA and the structure of a chromosome. [6 marks] Mutation can result in an increase in genetic variation within a speci…
Amino acids are used to make proteins. Table 1 shows the R groups of six different amino acids. Table 1 1 Use Table 1 to identify the three different amino acids used to make the polypeptide shown in Figure 1. [2 marks] Figure 1 Left amino acid ___ Middle amino acid ___ Right ami…
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