Anatomy and Physiology Chapter 1 and 2 questions with correct answers

Enzymes - Answer Proteins that function as biological catalysts. Permit reactions to occur at normal body temperatures. Protein Functions - Answer Structure, communication, membrane transport, recognition & protection, catalysis, movement, adhesion. ATP Adenosine Phosphate - Answer Best known nucleotide; adenine, ribose, and phospate groups. Amphiphillic - Answer Fatty acid "tails" are hydrophobic; phospate "head" is hydrophillic. phospholipids - Answer Similar to nuetral fat except that one fatty acid is replaced by a phosphate group. Structural foundation of cell membrane. Triglycerides - Answer 3 fatty acids covalently conded to 3 carbon alcohol glycerol molecule. Broken down by hydrolysis. Triglyceride function: - Answer Energy, storage, insulation, shock absorpstion. Essential fatty Acids - Answer Obtained from diet; body cannot synthesize. polyunsaturated fatty acids - Answer contains many c=c bonds unsaturated fatty acids - Answer contains C=C bonds without hydr