Adenosine triphosphate is a special nucleotide used by cells to store energy for efficient use.

Which of these characterizes a positive feedback response in the human body?

Which stage of cellular respiration produces the most ATP, and where does it occur?

Which of these do all lipids have in common?

Which of these is not one of the common ions of the body?

When we see two lines connecting atoms on a structural formula of a molecule, we know this means the two atoms are sharing two pairs of electrons with each other.

Water is classified as ______ because part of the molecule tends to be negatively charged and other parts tend to be positively charged.

Energy is released from nutrients (such as glucose) through ________ reactions.  The harnessed energy is stored in _________ molecules.

Anatomy and physiology are easily studied as separate subjects, because the function of the body’s organs has no dependence on their structures.

In a solution, a dissolved substance is called a(n):