Where r is the radius of the cylinder and H is the height of the cylinder π is a constant that is roughly equal to 3

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.

The third stage of cellular respiration is (2 points)