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JMS Heredity
Heredity
Term | Definition |
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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 |