1. A scientist who studies the classification and origin of all types of rocks is called a

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.

Blank is a rock with a find dark texture that makes up the oceanic crust

Which of the following organisms are capable of self-fertilization? a.plants b.tigers c.humans