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Period3 genetics
Question | Answer |
---|---|
Allele | A variation of a gene |
Dominant | the one of a pair of alternative alleles that masks the effect of recessive when both are present in the same cell represented as Capital letters |
Recessive | that one of a pair of alternative alleles whose effect is masked by the activity of the dominant allele when both are present in the same cell represented by lowercase letters |
Homozygous | When a pair of alleles are the same from one another. |
Heterozygous | If a pair of alleles are different from each other. |
Genotype | the set of genes in our DNA which is responsible for a particular trait. |
Phenotype | The physical appearance of an organism as distinguished from its genetic makeup. |
Purebred | Is defined as an animal or human which is the result of unmixed breeding. |
Hybrid | a hybrid is the offspring produced by breeding two different animals. |
Punnet Square | A chart with rows of alleles to find all the possible combinations of genotypes . |