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Glossary
MOLECULAR GENEALOGY
Why Molecular Genealogy?
Understanding DNA
Y-Chromosome DNA
Mitochondrial DNA
Animations
What is Genealogy?
Putting it All Together
Glossary
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These are common terms that are used in molecular genealogy. Click on a term of interest to see our definition. You may also click Show All Definitions or Hide All Definitions.

allele

autosomal DNA

back mutation

base

bottleneck

chromosome

cladogram

coalescence time

coding region

CODIS

common ancestor

convergence

deletion

DNA

DNA extraction

DNA typing

double helix

duplicate marker

DYS

electropherogram

endogamy

forensic DNA testing

founder effect

GEDCOM

gene

gene diversity

genetic distance

genetic profile

genome

genomics

genotype

genotyping

germ cells

haplogroup

haplotype

heredity

heterozygote

homozygote

infinite alleles mutation model

informed consent

insertion

junk DNA

locus

marker

match

microsatellite

microvariant

migration

mitochondrial DNA

molecule

MRCA

mutation

noncoding

nucleotide

null allele

paternity DNA testing

patronymic

PCR

pedigree chart

phenotype

phylogeny

polymorphism

population

primer

sequencing

sex chromosomes

SNP

SOUNDEX

stepwise mutation model

STR

subclade

surname

TMRCA

X chromosome

Y chromosome

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