Which organelles are usually found in both plant and animal cells? A. cell walls B. centrioles C. mitochondria D. chloroplasts​

C.

Explanation:

Both cells are eukaryotic

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.