Water, pH and Macromolecules The pH of a solution is determined by dielectric constant of the medium environmental effect concentration of salt relative concentration of acids and bases dielectric constant of the medium environmental effect concentration of salt relative concentration of acids and bases ANSWER DOWNLOAD EXAMIANS APP
Water, pH and Macromolecules A biological polymer contains alanine, tyrosine, and lysine. Which of the following will be true about this molecule? Phospholipid Strong base DNA Protein Phospholipid Strong base DNA Protein ANSWER DOWNLOAD EXAMIANS APP
Water, pH and Macromolecules The reason that fats contain more energy than simple sugars, is fats have many more hydrogen bonds hydrogen atoms covalent bonds carbon atoms hydrogen bonds hydrogen atoms covalent bonds carbon atoms ANSWER DOWNLOAD EXAMIANS APP
Water, pH and Macromolecules Which of the following acid/base pairs act as natural buffers in living systems? H2PO4-/HPO42- All of these H2CO3/HCO3- Histidine+/histidine H2PO4-/HPO42- All of these H2CO3/HCO3- Histidine+/histidine ANSWER DOWNLOAD EXAMIANS APP
Water, pH and Macromolecules Weak acids generally have pKa been seldom found in living systems that cannot be used to buffer values less than 1 pKa values greater than 2 been seldom found in living systems that cannot be used to buffer values less than 1 pKa values greater than 2 ANSWER DOWNLOAD EXAMIANS APP
Water, pH and Macromolecules Molecules in which the atoms are held together by __________ bonds have the strongest chemical linkages. covalent ionic hydrogen noncovalent covalent ionic hydrogen noncovalent ANSWER DOWNLOAD EXAMIANS APP