Which type of ocean floor sediment is biological in origin

limestone

Explanation:

limestone is made out of shells and bones of ocean animals

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.

i think the answer is g1

hope i

-lavira: )