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Genetics Vocabulary7
alleles, heredity, offspring, genes, genotype, phenotype, chromosomes...
Question | Answer |
---|---|
alleles | different forms of a single gene |
heredity | passing of traits from parent to offspring |
offspring | the children of parents (also called progeny) |
genes | segments of DNA that code for specific characteristic traits |
genotype | an organism's genetic code for its physical appearance |
phenotype | an organism's physical appearance for a specific gene |
chromosome | coiled structure of DNA where genetic information is stored |
homozygous | having two identical alleles for a single trait (sometimes called purebred) |
heterozygous | having two different alleles for a single trait(sometimes called hybrid) |
dominant | a trait that will appear in the offspring even if only one of the parents contributes it. Shown by using a CAPITAL letter |
recessive | a trait that will appear in the offspring only if both of the parents contribute it. Shown by using a lower case letter. |