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Genetics Vocabulary
Mrs. Lee
| Term | Definition |
|---|---|
| Dominant | stronger of the two genes, represented by a capital letter. |
| Recessive | gene that shows up less often, represented by a lowercase letter. |
| Genotype | actual gene combination for a trait. (e.g. RR, Rr, rr) (can't tell by looking at something) |
| Phenotype | what you can see when you look at something. (e.g. red, white) (like a photo) |
| Heterozygous | different genes. (dominant+recessive) |
| Homozygous | genes are the same. (dominant+dominant or recessive+recessive) |
| Heredity | the passing of traits from parents to offspring. |
| Dominant Trait | a genetic factor that blocks another genetic factor. |
| Recessive Trait | a genetic factor that is blocked by the presence of a dominant factor. |
| Gene | a section of DNA on a chromosome that has genetic information for one trait. |
| Allele | a different form of a gene. |
| Probability | the likelihood that a possible future event will occur in any given instance of the future. |
| Purebread | genes are the same for each trait. |
| Hybrid | genes are different for that trait. |
Created by:
kisparks318
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