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09. Genetics 2

Genetics 2 and Biotechnology

TermDefinition
carrier a person that has inherited a recessive allele for a genetic trait or mutation but does not display that trait or show symptoms of the disease
sex-linked gene a gene that is located on a sex chromosome
incomplete dominance a condition in which a trait in an individual is intermediate between the phenotype of the individual's two parents because the dominant allele is unable to express itself fully
codominance a condition in which both alleles for a gene are fully expressed
multiple alleles more than two alleles for a genetic trait
autosome any chromosome that is not a sex chromosome
gel electrophoresis method of separating various lengths of DNA strands by applying an electrical current to a gel
stem cell a cell that can divide for long periods of time while remaining undifferentiated
genotypic ratio expected number of offspring that possess a certain combination of genes
phenotypic ratio expected number of offspring that possess a particular physical characteristic
DNA fingerprinting a pattern of DNA characteristics that is unique, or nearly so, to an individual organism
genetic engineering a technology in which the genome of a living cell is modified for medical or industrial use
chromosomal analysis a test that evaluates the structure and number of a person's chromosomes in order to detect any abnormalities
genome the complete genetic material contained in an individual or species
karyotype an image of all of the chromosomes in a cell
sex chromosome one of the pair of chromosomes that determine the sex of an individual (X or Y)
Created by: cfhsbiology