In a population of insects, there is variation in the color of the insects' bodies. Over many generations, insects whose color allows them to avoid predators increase in numbers. The characteristic of life demonstrated by this example is A. Living things grow and change during their lifetime
B. Living things evolve over time
C. Living things have cell membranes
D. Living things use energy

Crossing over is a method of (blank)?

What is a group of organisms called

Agenetically engineered corn plant is approved for agricultural use. the plant produces pollen that can make its own toxins. these toxins protect the corn plant against pests and no longer require the application of chemical pesticide. what is a likely impact on the farmer of growing such a variety of corn? a- the financial costs for the farmer would be lowered since less crops would be lost to pests. b-the financial costs for the farmer would be lowered since more crops would be lost to pests. c-the farmer may be held responsible for increasing chemical pollution. d-the farmer's expenses for pest control would increase due to an increase in bee population.