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Cricks Genetics Voca

Cricks Genetics Vocabulary

QuestionAnswer
Homozygous Organisms that have two identical alleles for a certain trait (TT or tt)
Heterozygous Organisms that have two different alleles for a certain trait (Tt)
Phenotype A physical characteristic that can be observed in an animal or plant.
Genotype The genetic makeup that cause the physical traits of a plant or animal
Phenotypic ratio The ratio or percent of offspring that will have a specific phenotype as determined by the genotypes of the parents.
Genotypic ratio The ratio or percent of offspring that will have a particular allele as determined by the genotypes of the parents
DNA The genetic material in the cell. These have genes found in certain locations.
Mutation A deviation or defect in an organism that is caused by a problem reading DNA to create proteins.
Sex-Linked Trait Any trait that is controlled by genes found on the X or Y chromosomes
F1 First filial or the first generation of plants bred from a specific pair of parents
F2 Second filial or second generation of plants bred from a specific pair of parents
Sex Chromosomes X and Y chromosomes- these determine a persons gender
Created by: russcrick
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