Investigating Inheritance, Variation and Evolution with AQA 8461 GCSE Biology
Question 1
Q1. Knowledge Recall (1 mark)
Define the term 'chromosome'.
Question 2
Q2. Application (2 marks)
Explain how the structure of DNA determines the specific sequence of amino acids in a protein.
Question 3
Q3. Extended Response (3 marks)
Discuss the role of selective breeding in developing new varieties of animals and plants. Provide an example.
Question 4
Q4. Knowledge Recall (2 marks)
State the difference between dominant and recessive alleles.
Question 5
Q5. Application (3 marks)
A pea plant with RR genotype (pure-breeding for round seeds) is crossed with a plant with rr genotype (pure-breeding for wrinkled seeds). Use a Punnett square to predict the genotypes and phenotypes of the F1 and F2 generations.