Bio 210 Lecture Exam 1: Questions & Answers: Guaranteed A+ Score Solution

why is water neutral? (Ans- Because it dissociates very easily an acid dissociates in water to produce (Ans- H+ and an anion acid (Ans- proton donor base (Ans- accepts H+ when added to a solution Base (Ans- also called a proton acceptor solutions with equal concentrations of H+ and OH (Ans- are neutral and have a pH of 7 solutions with greater H+ are (Ans- acidic, pH 7solutions with greater OH (Ans- are basic, pH 7 neutralization (Ans- occurs when an acidic or basic solution is returned to a neutral acids (Ans- neutralize by adding a base bases (Ans- neutralize by adding acid buffers (Ans- help prevent pH changes if excess acid is added organic molecules (Ans- molecules that contain carbon inorganic molecules (Ans- all other moleculesfour classes of biomolecules (Ans- lipids, carbohydrates, nucleic acids, proteins Lipids (Ans- diverse group of fatty, water soluble compounds triglycerides (Ans- store energy, most common, long term energy storage in adipose tissue, structural suppose, cushioning, insulation phospholipids (Ans- form cell membranes, have a head and a tail head (Ans- hydrophilic tail (Ans- hydrophobicSteroids (Ans- ringed structures including hormones, cholesterol, testosterone eicosanoids (Ans- locally acting hormones monosaccharides (Ans- simple monomers glucose (Ans- most common monosaccharide, primary nutrient supplying energy to cells, glycogen Is storage form of glucose Glycogenesis (Ans- glucose binds to glycogen during this glycogenolysis (Ans- broken down from glycogen to form glucose Disaccharides (Ans- two monosaccharidesPolysaccharides (Ans- many monosaccharides glycogen (Ans- is the most common in animals, stored in the liver and the skeletal muscles