molecules don't have charged regions and are hydrophobic.

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.

In general, characteristics that an organism survive and reproduce become more common over time. what mechanism of evolution causes this?

The science for classifying and naming organisms is known as