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heredity The passing of traits from parents to offspring.
trait A characteristic that an organism can pass on to its offspring through its genes.
genetics The scientific study of heredity.
fertilization The joining of a sperm and an egg.
purebred The offspring of many generations that have the same traits.
gene The set of information that controls a trait;a segment of DNA on a chromosome that codes for a specific trait.
alleles The different forms of a gene.
dominant allele An allele whose trait always shows up in the organism when the allele is present.
recessive allele An allele that is masked when a dominant allele is present.
hybrid An organism that has two different alleles for a trait;an organism that is heterozygous for a particular trait.
Created by: yohali