Explain how both simple and complex organisms and composed of cells that perform essential functions. Explain how do the structures of organisms enable life functions.

Is it considered muscle s ennervation if sympathetic fibers innervate the vessels within the muscle?

What causes the phospholipids to organize themselves the way they do

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.