| A | B |
| Allele | forms of a gene that arise by mutation and formed by chromosomes |
| Phenotype | the set of observable characteristics of an individual resulting from the interaction of its genotype |
| Genotype | the genetic constitution of an individual organism |
| Aquired Trait | A physical characteristic that is not inherited but may be an effect of the environment |
| Gene | a unit of inheridity that is transfered from a parent to offspring and is held to determine the sum characteristics of the offspring |
| Heredity | the passing of physical or mental characteristics genetically from one generation to another |
| Sexual Reproduction | the production of a new living organism by combining the genetic material from two individuals of different types |
| Inherited Trait | the passing of traits to offspring from its parent or ancestor |
| Pure Bred | the genotype containing two of the same alleles |
| Heterogeneous | a genotype containing two different alleles |
| Homogeneous | a genotype containing two of the same alleles |
| Hybrid | a genotype containing different alleles |