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JMS Heredity
Heredity
| Term | Definition |
|---|---|
| Allele | one of two or more alternative forms of a gene that arise by mutation and are found at the same place on a chromosome. |
| Chromosome | A single, highly organized and structured piece of DNA |
| DNA (Deoxyribonucleic) | A molecule containing information that forms the hereditary material of the cells |
| Dominant | The inherited characteristic that is always expressed when present |
| Gene | The basic physical and functional unit of heredity made up of DNA |
| Genotype | The exact genetic information carried by an individual |
| Heredity | The transfer of genetic information from parent to offspring |
| Phenotype | The physical expression of a gene or set of genes; the appearance of an organism |
| Recessive | The inherited characteristic that is expressed only when no dominant allele is present |
| Trait | A characteristic of an organism; can be genetic or acquired |