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MARK SCHEME – AS BIOLOGY – 7401-1 – JUNE 2022.
  • MARK SCHEME – AS BIOLOGY – 7401-1 – JUNE 2022.

  • Exam (elaborations) • 19 pages • 2024
  • given, will still mean that the mark is not awarded. Question Marking Guidance Mark Comments 01.1 B: is hydrolysed in the ileum and a product of this hydrolysis is found in micelles; A: is formed by a condensation reaction between two α-glucose molecules; C: is formed by the action of DNA polymerase; B: gives a positive result in an emulsion test; 4 (4 x AO1) Question Marking Guidance Mark Comments 01.2 1. Facilitated diffusion of amino acid (into cell wh...
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