An ecologist decides to study the effect of pathogens of the pollinator of a particular plant species on its reproductive success. Which level of ecological study does this variable represents?

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:

other information encoded in your genes might distinguish you from the others in the group

her affection for her parents makes her an especially sympathetic character.