Two reasons why many cases of abuse and violence are not reported

Describe the iron sulfide hypothesis and the lipid membrane hypothesis.

Astudent drew the following flowchart to show the movement of nutrients. soil → roots → plants →? where does nitrogen go next? a. directly into nearby animals as nutrition b. directly into aquifers through condensation c. directly into the air through evaporation d. directly into nearby plants during fixation

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