Variation (AQA GCSE Biology Combined Science): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What two factors determine an organism's phenotype?
What two factors determine an organism's phenotype?
Genotype and environment
What is genotype?
What is genotype?
The genes an organism inherited
What creates genetic variation in offspring?
What creates genetic variation in offspring?
Combining genes from mother and father
Which organisms have the same genotype?
Which organisms have the same genotype?
Identical twins
Which is an example of environment affecting appearance in animals?
Which is an example of environment affecting appearance in animals?
Scars
Which characteristic results from both genetics and environment?
Which characteristic results from both genetics and environment?
Weight
How is genetic variation introduced?
How is genetic variation introduced?
Mutations in DNA sequence
What is the effect of most mutations on phenotype?
What is the effect of most mutations on phenotype?
No effect
What happens to advantageous mutations?
What happens to advantageous mutations?
Natural selection makes them common quickly
Which is an example of environment affecting appearance in plants?
Which is an example of environment affecting appearance in plants?
Smaller and yellow leaves