discuss how the concept of uniformitarianism helps explain why earth formed different density zones quizet

Which element provides strength to the exoskeleton of clams and oysters

Which of the following is a way that minerals are used? a. industry construction technology d. all of the above

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.