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6.3 The development of understanding of genetics and evolution

6.3 The development of understanding of genetics and evolution

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Question 3
H

Two populations of one species of snail become separated by a new river. Which sequence describes how speciation could take place?

[1]
A

Isolation, then different mutations, then natural selection, then no interbreeding

B

Isolation, then no interbreeding, then natural selection, then different mutations

C

Different mutations, then no interbreeding, then isolation, then natural selection

D

Natural selection, then isolation, then no interbreeding, then different mutations

Markscheme

6.3 The development of understanding of genetics and evolution Questions

  1. GCSE
  2. /Biology
  3. /6.3 The development of understanding of genetics and evolution

40 exam-style questions on AQA GCSE Biology 6.3 The development of understanding of genetics and evolution, covering 6.3.1 Theory of evolution, 6.3.2 Speciation, 6.3.3 The understanding of genetics, 6.3.4 Evidence for evolution, 6.3.5 Fossils, 6.3.6 Extinction, and 6.3.7 Resistant bacteria. Each one has a worked solution and a mark scheme showing where the marks go.

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