Biochemistry Test- Rogers Study Guide Questions And Correct Answers

why are the valence electrons important? {Ans: for chemical bonds and the chemical properties of an element or molecule}what are phospholipid bilayers important for? {Ans: the building of cell and organelle membranes}hydrogenated/trans fats {Ans: oils turned solid fats by adding hydrogen and by breaking the double or triple bonds in the fatty acid tails}e-levels/e-shells {Ans: where the electrons are located within an atom or molecule}starch {Ans: used as an energy storage molecule in plants}isomers {Ans: same chemical composition, but the arrangement differs}glycogen {Ans: used as an energy storage molecule in animals}anions {Ans: ions with a negative charge}cooperativity {Ans: O2 loading and unloading in hemoglobin is affected by changes in shape of each subunit (very efficient )}glycerol {Ans: a three-carbon alcohol with a hydroxyl group attached to each carbon}when do you use a scatterplot? {Ans: when examining relationships between two types of data}what are amino acids bonded by? {Ans: a covalent bond called a peptide bond}cations {Ans: ions with a positive charge}carboxyl end(COOH) {Ans: can act as an acid because it can release a hydrogen ion}proteins {Ans: large macromolecules composed of monomers called amino acids}water potential