Plants need building materials beyond the glucose provided by photosynthesis in order to thrive. the presence of which element in auxin best provides evidence for this?

b

explanation:

answer; ///i believe the correct answer is (aids) acquired immune deficiency syndrome;

false because ozone (o3) depletion does not cause global warming, but both of these environmental problems have a common cause: human activities that release pollutants into the atmosphere altering it.

global warming is caused primarily by putting too much carbon dioxide into the atmosphere when coal, oil, and natural gas are burned to generate electricity or to run our cars.

explanation:

this would be a math