A farmer keeps a herd of dairy cows. The farmer wants to produce cows that give more milk.
Name the process the farmer should use.
Give one characteristic, other than milk yield, that a farmer may choose when selectively breeding cattle.
Describe how the farmer could use this process to produce cows that give more milk.
44 exam-style questions on AQA GCSE Biology 6.2 Variation and evolution, covering 6.2.1 Variation, 6.2.2 Evolution, 6.2.3 Selective breeding, 6.2.4 Genetic engineering, and 6.2.5 Cloning. Each one has a worked solution and a mark scheme showing where the marks go.