Horror movies and science fiction stories are often based on the premise that one person's brain has been surgically removed and implanted in the body of another person. This would actually be impossible because a. damage to the brain is almost always fatal. b. if the corpus callosum is cut, the brain cannot function. c. the blood brain barriers would not protect against infection. d. damage to neurons in the CNS is usually considered permanent.

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.