The morphology of a hair sample can tie the hair to a single person.
true or false?
i think it's false but

what have scientists found to be the most efficient and effective way to insert new sequences into an individual? a-scientists have created genetically altered foods that release dna during digestion. b-scientists use viruses to insert specific gene sequences. c-scientists irradiate genes so that they can be absorbed through the skin.

multiply it by 5 in order for you to understand i cant give an exact answer.