Heather was slightly nervous about skiing after she fell and slightly twisted her ankle. She later suffers a serious and painful leg injury in a boating accident. After she fully recovers, she is now not only quite fearful of boating but also of skiing. This is best described as an example of .
A) US revaluationB) incubationC) selective sensitizationD) preparedness

If a viral host cell has a mutation that interferes with the addition of carbohydrates to proteins in the golgi, which of the following could likely result? a) the viral envelope proteins would not be glycosylated and might not arrive at the host plasma membrane. b) the viral capsid proteins would not be glycosylated and might not arrive at the host plasma membrane. c) the viral core proteins would not be glycosylated and might not arrive at the host plasma membrane. d) the virus would be unable to reproduce within the host cell