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Sci C&H Ch3-1 Voc
vocabulary
Question | Answer |
---|---|
trait | a characteristic that an organism can on to its offspring through its genes |
heredity | the passing of traits from parents to offspring |
genetics | the specific study of heredity |
purebred | an organism that always produces offspring with the same form of a trait as the parent |
gene | 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 teh allele is present |
recessive allele | an allele that is masked or hidden 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 |