Which of the following best describes a phenotype?
The physical characteristics of an individual determined by both genetics and the environment.
The genetic makeup of an individual that is inherited from their parents.
The structural changes in the brain that occur due to environmental learning.
The chemical messengers in the brain that influence mood and behavior.
48 exam-style questions on AQA A Level Psychology Biological approach. Each one has a worked solution and a mark scheme showing where the marks go.