Which domain(s) include species whose cells have cell walls? a. archaea b. bacteria c. archaea and bacteria d. archaea, bacteria, and eukarya

4.06 hc)a five-year review of threats to the southern resident orca population of the united states concluded that the top threats were prey availability, contaminants, and effects from recreational and whale watching vessels. further down the list are oil spills, disease, and effects from commercial vessels not targeting whales. how might this list be different if it were for transient whale populations, which have a larger average population size and live farther offshore in open waters? a)the transient population is more likely to be affected by contaminants. b)the transient population is less likely to be affected by whale watching vessels. c)the transient population is more likely to be affected by disease. d)the transient population is less likely to be affected by prey availability.

Describe the response the kidneys have to dehydration and excessive water intake. what happens to the concentration of urine in each case ?

What part of the brain is highlighted in the diagram below?