Across
- 3. RR
- 4. is the set of genes in our DNA which is responsible for a particular trait.
- 6. Rr
- 7. indicates a cross between two heterozygous individuals
- 9. two lowercase letters
Down
- 1. traits are those that are expressed or seen when a heterozygous genotype is present.
- 2. is the physical expression, or characteristics, of that trait.
- 3. rr
- 5. brca1
- 8. make up the individual's genotype