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WorksheetsForensic DNA Vocabulary
Total questions: 13
Worksheet time: 7mins
Regions of the DNA that vary from one person to another
loci
DNA polymorphism
primers
electrophoresis
This refers to having inherited different forms of a particular gene from each parent.
heterozygous
homozygous
placebo
loci
This refers to having inherited identical forms of a particular gene from each parent.
heterozygous
homozygous
STR
locus
This is a specific location on a chromosome.
allele
locus
heterozygote
specificus
What are variations of a gene?
homozygous
loci
allele
gene frequency
This is a technique to amplify (replicate) DNA.
STR (Short Tandem Repeats)
PCR (Polymerase Chain Reaction)
locus
electrophoresis
These are laboratory-made fragments of DNA that are complementary to loci that we desire to be amplified (copied).
alleles
genes
primers
heterozygotes
This is a technique for separating molecules (in this case, DNA fragments) based on their size.
PCR (Polymerase Chain Reaction)
STR (Short Tandem Repeats)
electrophoresis
exemplifying
List the 3 steps to establishing a DNA profile in order.
denature, anneal, extend
extract, amplify, analyze
anneal, amplify, analyze
analyze, extract, amplify
List the 3 steps of PCR in order.
extract, amplify, analyze
analyze, anneal, extend
anneal, analyze, extend
denature, anneal, extend
DNA has what charge?
negative
positive
neutral
electrified
These are non-variable segments of DNA that surround STRs.
alleles
flanking regions
PCR
loci
This is the database maintained by the FBI that contains DNA profiles
CODIS
AFIS
IBIS
CARES
