Chapter Two Flashcards
Adenosine Triphosphate ATP The compound that is the important intracellular energy source; cellular energy
Adenosine Triphosphate ATP
Acid A substance that liberates hydrogen ions when in an aqueous solution
Acid
A substance that accepts hydrogen ions; proton acceptor
Base
Organic compound composed of carbon, hydrogen, and oxygen; includes starches, sugars, cellulose.
Carbohydrate
A substance formed by living cells that acts as a catalyst in bodily chemical reactions.
Enzyme
Organic compound formed of carbon, hydrogen, and oxygen; examples are fats and cholesterol.
Lipid
Class of organic molecules that includes DNA and RNA.
Nucleic Acid
The symbol for hydrogen ion concentration; a measure of the relative acidity or alkalinity of a solution.
pH
A complex nitrogenous substances; the main building material of cells.
Protein