AQA AS BIOLOGY 7401/1 PAPER 1 VERSION 1.0 FINAL QUESTION PAPERS & MERGED MARKING SCHEME | JUNE 2023
Describe the primary structure of all proteins. [2 marks] 0 1 . 2 This question is about the genetic code. Define universal, non-overlapping and degenerate. [3 marks] Universal Non-overlapping Degenerate 53 *03* Turn over ► IB/M/Jun23/7401/1 Do not write outside the 0 2 Figure 1 shows a transmission electron microscope (TEM) image of a Streptococcus box bacterium. Figure 1
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