MCAT Biology Practice Questions and Answers with Complete Solutions

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the chemical reaction that breaks down all the major macro-molecules ✔✔Hydrolysis What is the strongest type of INTER-molecular bonds? ✔✔Hydrogen bonds are the strongest intermolecular bonds... .... diople-dipole bonds are weaker. . . Vander wall bonds are the weakest. Why is water a liquid at high temperatures? ✔✔Hydrogen bonding bonds the water molocules closer together. What is an ampipathic molecule? give an Example. ✔✔A molecule with both hydrophobic and hydrophilic regions. Example: PhoshpoLipid (Phospho=philic,lipid= phobic) What is a lipid? ✔✔A lipid is a biological molecule with low solubility in water. Lipid means fat. Liposuction is fat removal. Peptides are NOT lipids. What are the 6 major groups of lipids? ✔✔1) fatty acids... the next 3 have a 3 carbon back bone: 2) Tri-glyceride [Show More]

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