click below
click below
Normal Size Small Size show me how
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. |