How does regular exercise to reduce the effects of mental stress?
a. people who regularly exercise are happy people and are fun to be around.
b. regular exercise gives you better mental discipline, so you're better able to ignore stress.
c. regular exercise gets you away from the home or office and away from stress.
d. regular exercise has been shown to reduce the physical effects of stress.

Diseases may arise when proteins fail to fold correctly in their last stages of processing and/or are directed towards the lysosome rather than towards the cell membrane. cystic fibrosis is an example of this type of disease. in cystic fibrosis, a functional ion channel is sent to the lysosome for destruction rather than being sent to the plasma membrane. given this observation, the cellular component that is most likely the cause of the disease is the