| A | B |
| allele | different forms of gene |
| dominant allele | an allele that masks other alleles |
| fertilization | joinging of male and female gametes to form a diploid cell |
| gamete | haploid sex cells produced by meiosis |
| gene | a segment of DNA that codes for traits |
| genetics | study of hereditary |
| genotype | the genetic makeup of an organism |
| heredity | passing of traits from parent to offspring |
| dihybrid | genetic cross compaing two traits |
| F(1) generation | offspring of the parental generation |