DNA

Final

hypervariability

specific segments of DNA that exhibit exceptionally high levels of genetic diversity

gene

basic unit of heredity

chromosomes

threadlike bodies that contain genes; 46 in humans

locus

location on the chromosome where the gene resides

alleles

type of gene, one or two types; homozygous or heterozygous

genetic disease

cannont be determined from the 20 loci in dna testing

forensic dna analysis

DNA profile matches, excludes, or cannot be excluded or is consistent with

sources of DNA

bodily fluids, earwas, sweat, gum, lipstick, envelopes, contact surfaces, glasses, straws, hair roots

DNA

deoxyribnucleic acid, 99.5% of all DNA in humans is the same

Watson and Crick

stole Franklin’s discovery of the structure of DNA

nucelotide of DNA

sugar phosphate backbone and four bases A,C,T, G

types of DNA

mitochondrial or nuclear

biological mom

who you inherit all of your mitochondrial DNA from