A population of beetles contains individuals with different inherited colours. Which process can produce a new allele for colour?
[1]
A
a mutation in the DNA
B
a change in the diet
C
a reduction in the habitat
D
a increase in the temperature
Markscheme
4.1 Evolution and natural selection Questions
44 exam-style questions on Edexcel GCSE Biology 4.1 Evolution and natural selection, covering 4.1.1 Work of Darwin and Wallace and 4.1.2 Resistant organisms and evolution. Each one has a worked solution and a mark scheme showing where the marks go.