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Ms. Orsini's Terms
Genetics
| Term | Definition |
|---|---|
| allele | alternate forms or varieties of a gene |
| carrier | an individual who is heterozygous for a trait that only shows up in the phenotype of those who are homozygous recessive |
| chromosomes | thread-like, gene-carrying bodies in the nucleus of a cell |
| genes | units of inheritance usually occurring at specific locations, or loci, on a chromosome |
| Mendelian genetics | inheritance patterns which can be explained by simple rules of dominance and recessiveness of genes |
| mutation | an alteration of genetic material such that a new variation is produced |
| phenotype | the observable or detectable characteristics of an individual organism--the detectable expression of a genotype |
| evolution | genetic change in a population of organisms that occurs over time |