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EnglandBiologyQuick questions
3.4 Genetic information, variation and relationships between organisms
Quick questions on Genetic diversity and natural selection - AQA A-Level Biology 3.4
3short Q&A pairs drawn directly from our worked dot-point answer. For full context and worked exam questions, read the parent dot-point page.
What is q1?Show answer
Explain why human birth mass is an example of stabilising selection. [3 marks]
What is q2?Show answer
Heavy metal tolerance evolved in a population of grass growing on contaminated mine waste. Name the type of selection and explain the change in allele frequency. [4 marks]
What is q3?Show answer
Classify each adaptation as anatomical, physiological or behavioural: (a) a camel storing fat in its hump, (b) a snake injecting venom, (c) a meerkat keeping watch for predators. [3 marks]
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