Edexcel IGCSE Biology · Spec 5.10-5.11
Selective Breeding
How selective breeding produces plants and animals with desired characteristics over generations.
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Selective Breeding
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Spec 5.10-5.11
What you need to know
- Describe how selective breeding works
- Give plant and animal examples
- Explain its risks
Active recall
Quick check
Answer each question before opening the answer.
Outline the steps of selective breeding.
Choose parents with the desired characteristic, breed them, select the best offspring, and repeat over many generations.
State one problem with selective breeding.
It reduces genetic variation, which can make a population more vulnerable to disease.
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