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Genetics
Term | Definition |
---|---|
Heredity | the passing of traits from parents to offspring. |
allele | an alternate form that a gene may have for a single trait; can be dominant or recessive. |
genetics | the study of how traits are inherited through the actions of alleles. |
hybrid | an offspring that was given different genetic information for a trait from each parent. |
dominant | describes a trait that covers over, or dominates, another form of that trait. |
recessive | describes a trait that is covered over, or dominant, by another form of that trait and seems to disappear. |
Punnett Square | A tool to predict the probability of certain traits in a offspring. |
Genotype | the genetic makeup of an organism. |
Phenotype | outward physical appearance and behavior of an organism as a result of its Genotype. |
homozygous | describes an organism with two alleles that are the same for a trait. |
heterzygous | describes an organism with two different alleles for a trait. |