Unit 1 Biology January 2013

The illustration below should be used to answer Questions 1 to 3:

1. Part X binds to





2. Part Y is a





3. Part Z binds to





The diagram below should be used to answer Questions 4 to 7:

The female who definitely has a homozygous genotype is





4. The female whose genotype cannot be identified from the diagram is





5. A male who definitely has a heterozygous genotype is





6. A male who definitely is homozygous dominant is