Biology 7401: Genetic Information, Variation and Relationships Between Organisms Topical Past Paper Questions
AQA AS Biology (7401) past-paper questions on Genetic Information, Variation and Relationships Between Organisms, free. This topic is frequently examined across 9 exam sessions. Sign in for the full topic-segregated question bank and AI worksheets.
Sample questions
Describe the role of haemoglobin (Hb) in the loading, transport and unloading of oxygen. [5 marks] Describe how a polypeptide is produced by translation of mRNA. [5 marks]
1) Outline the similarities in, and the differences between, the structures of DNA and RNA molecules. [6 marks] Outline the similarities in, and the differences between, the structures of chloroplasts and mitochondria. and mitochondria. [4 marks]
Guppies are small fish with brightly coloured spots on their body. The number of spots on a guppy is controlled by genes. A scientist investigated guppy breeding in a large population of guppies in a fish tank. The fish tank contained brightly coloured stones. After each generati…
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