What is unique about the water near antarctica? how does it drive global ocean circulation?

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.

because the light is a great source of energy for the plants to survive. (i hope this )