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Ch.3 Less 2

Probability A number that describes how likely it is that a particular event will occur.
Phenotype An organism's physical appearance, or visable traits
Homozygous Having two identical alleles for a particular gene
Punnett Square A chart that shows all the possiable combonations of alleles that can result from a genetic cross
Genotype An organisms genetic makeup, or allele combonations
Heterozygous Havnig two diffrent alleles for a particular gene.
Meiosis The process that occurs in the formation of sex cells by which the number of chromosomes is reproduced by halfr.
Incomplete Dominance This occurs when one allele is only partly dominant
Codominance Occers when both alleles for a gene are expressed equally
Multiple Alleles Which means that 3 or more possible alleles determaine the trait
Polygenetic inhertitance Occurs when more than one gene affects a trait
Created by: jls10835



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