What do obsessive-compulsive disorder, body dysmorphic disorder, and hoarding disorder have in common?

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.

the answer is: reproductively

i think i spelled it wrong lol

anyways hope i

-lavira: )