What is DNA fingerprinting?
enzymes are used to cut the DNA in the sample found at a crime scene into fragments. An electric current then separates the fragments by size to form a pattern of bands.
What are some causes of mutations? (environmental)
What are restriction enzymes?
enzymes that cut DNA molecules at specific nucleotide sequences
How do you extract DNA from your mouth?
with gatorade so the sodium causes the cells to spit water out then mixing that with liquid detergent. finally, adding a layer of cold alcohol to the top to collect the DNA.
What is gel electrophoresis?
an electrical current is used to separate a mixture of DNA fragments from each other
why is DNA sequencing important?