Johnny Cash was a famous country singer known for his deep voice and dressing mostly in black. Some of the songs he is notable for are: * Ring of Fire * A Boy Named S â¦ ue * One Piece at a Time * I Walk The Line * Folsom Prison Blues
1. Catabolism. 1  The process by which complex molecules are broken down into smaller, simpler molecules. 2  Also known as: destructive metabolism. 3  Word derivation: Cata: down.  Two key results of catabolism: Stored energy is released.
Your digestive system breaks the food you eat down into small molecules that your intestines can absorb into the bloodstream. Two separate processes are at work. Mechanical digestion involves the physical breakdown of food into smaller chunks. This is what happens when you chew. Chemical digestion, which is the next phase, breaks food into smaller molecules. Digestive enzymes assist with chemical digestion.