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Chapter 8: Heredity
Heredity and Genetics
| Term | Definition |
|---|---|
| heredity | the passing of characters from parents to offspring |
| genetics | the branch of biology that focuses on heredity |
| allele | different versions of a gene |
| dominant | the expressed form of a character, capital letter (A) |
| recessive | the trait that was not expressed when the dominant form of the character was present, small letter (a) |
| homozygous | the two alleles of a particular gene present in an individual are the same (AA, aa) |
| heterozygous | the alleles of a particular gene present in an individual are different (Aa) |
| genotype | the set of alleles that an individual has for a character, the letters |
| phenotype | the physical appearance of a character, what does the character look like |
| incomplete dominance | an individual displays a phenotype that is intermediate (in the middle) between the two parents |
| codominance | both forms of the character are displayed |
Created by:
jyoung271
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