Which of the following is true of prokaryotic cells?
a.
they function as individual organisms.

b.
they tend to be large and complex in comparison to eukaryotic cells.

c.
they contain nuclei and other membrane-bound organelles.

d.
they may be found in unicellular or multicellular organisms.

A.

They function as individual organisms.

the answer is tropical areas. the tropical areas obtain more

radiant energy from the sun than they lose to space through terrestrial

radiation, and vice versa for polar areas. earth has an energy remaining in the

tropics and an energy scarcity for the polar areas.

explanation:

in the year 2850, humans successfully colonized mars. the martian modules that were constructed could hold only a small population of people. it is now a century later, and the population on mars has grown to 600 people. of the current mars population, 45 people express the recessive phenotype for phenylketon- uria (pku) syndrome (pp genotype).

explanation: