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Genetics Vocabulary
Term | Definition |
---|---|
Homozygous | organism with two of the same alleles for a specific trait |
Heterozygous | organism with two different alleles for a specific trait |
Allele | alternative form that a single gene may have for a particular trait |
Genotype | an organism's allele pairs |
Phenotype | observable characteristics that is expressed as a result of an allele pair |
Codominance | complex inheritance pattern that occurs when neither allele is dominant and both alleles are expressed |
Incomplete Dominance | complex inheritance pattern in which the heterozygous phenotype is intermediate between those of the two homozygous parent organisms |
Law of Independent Assortment | Mendelian law stating that a random distribution of alleles occurs during the formation of gametes |
Law of Segregation | Mendelian law stating that two alleles for each trait separate during meiosis |
Hybrid | organism heterozygous for a specific trait |