The human tailbone is an example of a(n) homologous structure analogous structure vestigial structure embryonic structure

Which level of consumer had access to the smallest apply of energy

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.

When lactate builds up in a runners muscles it causes a burning sensation what causes this to occur