Abiotic factors of an ecosystem can include which of the following? a. all types of plants b. the quantity of water available c. the temperature range d. all animal populations(more than one choice)

Why do carbohydrate molecules function so well as fuel for the body?

Which image shows labeled organelles that are present only in plant cells?

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.