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VocabScience 3.1,3.2
Term | Definition |
---|---|
multiple alleles | traits that are controlled by a single gene that has more than two alleles |
sex chromosomes | one of the 23 pairs of chromosomes in each body cell |
sex-linked gene | genes on the X and Y chromosomes |
carrier | a person who has one recessive allele for a trait and one dominant allele |
genetic disorder | an abnormal condition that a person inherits through genes or chromosomes |
pedigree | a chart or a "family tree" that tracks which members of a family have a particular trait |
karyotype | a picture of all the chromosomes in a cell |