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4.2 Evidence for evolution and classification

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Question 17
F

Scientists compare the forelimbs of a bat and a whale.

  1. Both contain corresponding upper-arm and forearm bones.

  2. Both contain bones arranged in the same basic sequence.

  3. Both forelimbs move the animal through its surroundings.

  4. Both forelimbs have similar overall surface areas.

Which pair provides the strongest anatomical evidence for a common ancestor?

[1]
A

observations 2 and 4

B

observations 1 and 2

C

observations 1 and 3

D

observations 3 and 4

Markscheme

4.2 Evidence for evolution and classification Questions

  1. GCSE
  2. /Biology
  3. /4.2 Evidence for evolution and classification

45 exam-style questions on Edexcel GCSE Biology 4.2 Evidence for evolution and classification, covering 4.2.1 Fossil evidence for human evolution, 4.2.2 Stone tool evidence for human evolution, 4.2.3 Pentadactyl limb as evidence, and 4.2.4 Three domains classification. Each one has a worked solution and a mark scheme showing where the marks go.

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