NCI Dictionary of Genetics Terms
4 results found for: H
A set of closely linked genetic markers present on one chromosome which tend to be inherited together.
A method of detecting sequence differences between normal DNA and the DNA to be tested. It is commonly used as a screening method to detect potential mutations in a gene.
Occurs when the two alleles at a particular gene locus are different. A heterozygous genotype may include one normal allele and one mutation, or two different mutations. The latter is called a compound heterozygote.
Occurs when both alleles at a particular gene locus are the same. A person may be homozygous for the normal allele or for a mutation.