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Genetics Vocabulary
Science 7
| Term | Definition |
|---|---|
| Gene | A section of DNA that codes for a specific trait |
| Allele | Different versions of the same gene (represented with letters) |
| Dominant Trait | A trait that always shows up when its allele is present |
| Recessive Trait | A trait that is hidden when the dominant allele is present |
| Phenotype | An organism's physical appearance or visible trait |
| Genotype | An organism's genetic make-up or allele combinations |
| Homozygous | Having two of the same alleles for a trait |
| Heterozygous | Having two different alleles for a trait |