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Genetics
Patterns of Inheritance, Pedigrees, Karyotypes
| Term | Definition |
|---|---|
| homozygous | both alleles are the same |
| heterozygous | both alleles are different |
| allele | an alternate form of a gene; dominant or recessive |
| gene | a piece of a chromosome that determines a specific trait |
| trait | a characteristic |
| dominant | represented by a capital letter; will always be expressed (homozygous or heterozygous) in an organism |
| recessive | represented by a lowercase letter; will only be expressed in the homozygous condition in an organism |