how could you use biotechnology to protect a plant from insect damage?
a. add naturally produced anti-insect chemicals to the soil
b. insert genes that produce anti-insect chemicals into the plant
c. spray chemicals on plants to stop insects from eating them
d. insert genes that produce insulin into the plant

Abeaker of water was heated and then placed on a bench in the laboratory. the water cooled until it was the same temperature as the air in the laboratory. which of these explains the mechanism by which the water cooled? a. heat energy was transferred from the water to the air. b. water molecules from the water formed warm water currents. c. the water molecules absorbed energy from the molecules in the air. d. the water released radiation until it contained no heat energy.