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Chapter 4.2 Vocab

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.

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  


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Created by: Seth Hooks