| A | B |
| Gregor Mendel | Father of Genetics |
| Traits | physical characteristics |
| pistil | produces the female sex cells or eggs |
| stamen | produces the pollen which contains the male sex cells |
| purebred | always produces offspring with the same trait as the parents |
| filial | means son in Latin |
| genes | factors that control traits |
| Genetics | scientific study of heredity |
| heredity | passing of traits from parents to offspring |
| alleles | different form of a gene |
| dominant allele | one whose trait always shows up in the organism when the allele is present |
| recessive allele | an allele that is masked or covered up , whenever the dominant allele is present |
| hybrids | has two different alleles for the trait |
| probability | the likelihood that a particular event will occur |
| Punnet Square | a chart that shows all the possible combination of alleles that can result from a genetic cross. |