Which of the following is the most common symptom of hypertension?
a.
shortness of breath
b.
tightness in the chest
c.
headaches
d.
none of the above

In natural selection, what is actually “selected? ” a) alleles are directly selected b) genotypes are directly selected c) phenotypes are directly selected d) entire populations are directly selected

There is a liquid capsule inside a cup full of liquid. the cup full of liquid has salt in it and the liquid capsule has no salt in it. in which direction will the solvent flow? a. the salt does not have to move b. from the capsule to the larger cup c. equally between the capsule and the cup d. from the larger cup to the capsule

How are mutations continually being generated in a population (what are some of the causes of mutatuions? ) explain