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Chapter 4.2 Vocab
Term | Definition |
---|---|
probability | the number that describes how likely it is that an event will occur. |
Punnett square | a chart that shows all the possible combinations of alleles that can result from a genetic cross. |
phenotype | an organism's physical appearance |
genotype | an organism's genetic makeup |
homozygous | an organism that has two identical alleles for a trait |
heterozygous | an organism that has two different alleles for a trait |
codominance | a relationship between two versions of a gene |