click below
click below
Normal Size Small Size show me how
Ch7BioGenetics
| Question | Answer |
|---|---|
| Carrier | one that does not show a disease, but can pass it on the allele to the offspring |
| Sex-linked genes | genes that are located on the sex chromosomes |
| X chromosome inactivation | in female mammals, one of the X Chromosomes is randomly turned off |
| Incomplete dominance | heterozygous phenotype is somewhere between the 2 homozygous phenotypes |
| Dominance | both traits are separately and fully expressed |
| Polygenic traits | traits produced by 2 or more traits |
| Linkage maps | maps of genes on a chromosomes |
| Pedigree chart | helps traces phenotypes and genotypes in a family to determine whether people carry recessive allele |
| Karyotype | picture of all chromosomes in a cell |