Which side of the health triangle corresponds to getting enough rest
a)physical health
b)social health
c)mental and emotional health
d)none of the above

Which of the following affected by the nerve damage?

Why would one lymph node in the neck be swollen and not the other? what causes them to swell?

Which of the following supports the argument that viruses are nonliving? a) they are not cellular.b) their dna does not encode proteins.c) they have rna rather than dna.d) they do not evolve.