Important Terms

linked genes

linkage group

nonrecombinant (parental) gamete

nonrecombinant (parental) progeny

recombinant gamete

recombinant progeny

recombination frequency

coupling (cis) configuration

repulsion (trans) configuration

genetic map

physical map

map unit (m.u.)

centiMorgan (cM)

two-point testcross

three-point testcross

interference

coefficient of coincidence

mapping function

lod (logarithm of odds) score

genetic marker

linkage analysis

genome-wide association studies

haplotype

linkage disequilibrium

single-nucleotide polymorphism (SNP)

somatic-cell hybridization

cell line

heterokaryon

deletion mapping