1.3

Question 1

Biometrics

Answer 1

The measurement and analysis of unique physical or behavioral characteristics (as fingerprint or voice patterns) especially as a means of verifying personal identity.

Question 2

deoxyribonucleic acid(DNA)

Answer 2

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A double-stranded, helical nucleic acid molecule capable of replicating and determining the inheri

Question 3

gel electrophoresis

Answer 3

The separation of nucleic acids or proteins, on the basis of their size and electrical charge, by measuring their rate of movement through an electrical field in a gel.

Question 4

Restriction enzyme

Answer 4

A degradative enzyme that recognizes specific nucleotide sequences and cuts up DNA.

Question 5

restriction fragment length polymorphism(RFLPs)

Answer 5

Differences in DNA sequence on homologous chromosomes that can result in different patterns of restriction fragment lengths (DNA segments resulting from treatment with restriction enzymes).

Question 6

agarose

Answer 6

A polysaccharide obtained from seaweed that is used as the supporting medium in gel electrophoresis.