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Mendel's Work
Bonnie Branch 7th Grade - 3-1 / Mendel's Work
| Term | Definition |
|---|---|
| trait | A characteristic that an organism can pass on to its offspring through its genes. |
| heredity | The passing of traits from parents to offspring. |
| genetics | The scientific study of heredity |
| purebred | An organism that always produces offspring with the same form of a trait as the parent. |
| gene | A segment of DNA on a chromosome that codes for a specific trait |
| allele | The different forms of a gene |
| dominant allele | An allele whose trait always shows up in the organism when the allele is present. |
| recessive allele | An allele that is masked when a dominant allele is present. |
| hybrid | An organism that has two different alleles for a trait; an organism that is heterozygous for a particular trait. |