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Basic Genetic Terms
genetic vocabulary
| Term | Definition |
|---|---|
| allele | alternate version of a gene |
| genes | passed from parents to offspring; segments of DNA |
| dominant | masks other alleles |
| recessive | only shows if no dominant allele is present |
| homozygous | two alleles that are the same |
| heterozygous | two alleles that are different |
| genotype | description of an organism's genes (letters) |
| phenotype | description of an organism's physical appearance |
| Mendelian Inheritance | Mendel found that: 1. inherited traits follow patterns 2.Gametes unite at random 3.Only one allele of a gene pair segregates into a gamete |