Across
- 3. Yy represents a
- 4. The physical appearance of an organism
- 7. the actual genetic makeup of an organism
- 8. Weaker traits are called
- 9. If both alleles are identical it is called
- 12. A grid used to show possible combinations of alleles
- 13. A gene controls a
Down
- 1. When neither allele is dominant or recessive
- 2. Strong traits are called
- 3. If both alleles are different it is called
- 5. Two alleles on paired chromosomes work together to make a
- 6. He's called the father of genetics
- 10. Dominant traits are represented by what type of letter
- 11. Genetics is the study of