Please help with this question here is the answers A. a decrease in available carbon dioxide.
B. an increase in the supply of fossil fuels.
C. a decrease in rainfall in the area.
D. an increase in air pollution in the area.
Question is below

What are the doorways into and out of cells, attached to the membrane, and built in the rough er.

Students in biology are studying the macromolecules of life. they used a calorimeter to determine the calories in various types of food. once the lab was completed, the students ate the left over food samples. monica commented that in just 6 or 7 "chews" of the saltine, it was gone; nothing but a sticky paste in her mouth. elaborate on what happened chemically while chewing the saltine. include the macromolecules present.

Which prefix mean under less or below