M5: DNA Technology

Question 1

DNA profiling?

Answer 1

uses non-coding DNA called short tandem repeats to identify and compare individuals by characteristic in their DNA

Question 2

process of DNA profiling?

Answer 2

1. extraction
   2.copy DNA using PCR
2. restriction enzymes cut out DNA at various points resulting in a variety of strands
3. get electrophoresis separates segments by length
4. each individual has 2 alleles for each STR

Question 3

DNA sequencing?

Answer 3

Determines the precise order of nucleotides in a sample of DNA and is useful for genetic testing for the treatment of disease