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Ch.7
vocab
| Word | Deffinition |
|---|---|
| carrier | organism whose genome contains a gene for a certain trait or disease that is not expressed in the organism's phenotype |
| sex-linked gene | gene is located on a sex chromosomes |
| x-chromosome inactivation | process that occurs in female mammals in which 1 of the X chromosomes is randomly turned off in each cell |
| incomplete dominance | heterozygous phenotype that is a blend of the two homozygous phenotype(white + red = pink) |
| codominance | heterozygous genotype that equally expresses the traits from both alleles |
| polygenetic trait | trait that is produced by 2+ genes |
| linkage map | diagram that shows the relative locations of genes on a chromosome |
| pedigree | chart of the phenotypes and genotypes in a family that is used to determine whether an individual is a carrier of a recessive allele |