What is the question here? He is encountering peer pressure
Conduct research and experiments to improve the productivity and sustainability of field crops and farm animals
According to the exercise principle of balance, a workout should __________.
D.
vary exercise activities over time
D. Regular Exercise has been shown to reduce the physical effects of stress.
A wouldn't be correct because at home, you can find plenty of time to relax.
B would be wrong because it is opinion based and would be extremely difficult, if not impossible to experiment for.
And C would be wrong because mental discipline doesn't necessarily means you can take away stress.
Hope this helps!
~GeeksandNerds
Explanation:
-infectious
-microscopic
-specific to their host
-can't reproduce on their own (this is why they are not considered alive)
-no organells or membranes. just a protein coat and genetic material
-3 basic shapes: helical , polyhedral , and comples