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3.4 Variation and the Human Genome Project

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Question 6

A physiologist records four characteristics of a group of adult volunteers: body mass, ABO blood group, ability to roll the tongue and whether each person has a scar caused by an injury.

Which characteristic is most likely to be influenced by many genes?

[1]
A

Body mass

B

Ability to roll the tongue

C

ABO blood group

D

A scar caused by an injury

Markscheme

3.4 Variation and the Human Genome Project Questions

  1. GCSE
  2. /Biology
  3. /3.4 Variation and the Human Genome Project

96 exam-style questions on Edexcel GCSE Biology 3.4 Variation and the Human Genome Project, covering 3.4.1 Causes of variation, 3.4.2 Outcomes of the Human Genome Project, 3.4.3 Genetic variation within a population, and 3.4.4 Effects of genetic mutations on phenotype. Each one has a worked solution and a mark scheme showing where the marks go.

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