Water, pH and Macromolecules Which of the following organic groups are found in naturally occuring amino acids? Indole Guanidinium ion Imidazole All of these Indole Guanidinium ion Imidazole All of these ANSWER DOWNLOAD EXAMIANS APP
Water, pH and Macromolecules Molecules in which the atoms are held together by __________ bonds have the strongest chemical linkages. hydrogen ionic noncovalent covalent hydrogen ionic noncovalent covalent ANSWER DOWNLOAD EXAMIANS APP
Water, pH and Macromolecules Which of the following character does not apply to water? The water molecule is asymmetric The water molecule readily forms hydrophobic interactions All three atoms in the water molecule readily form hydrogen bonds The covalent bonds in water are highly polarized The water molecule is asymmetric The water molecule readily forms hydrophobic interactions All three atoms in the water molecule readily form hydrogen bonds The covalent bonds in water are highly polarized ANSWER DOWNLOAD EXAMIANS APP
Water, pH and Macromolecules Which of the following statements about covalently bonded molecules is false? Noncovalent bonds may also be present, especially if the molecule is large The chemical bonds that hold the molecule together are relatively strong Such molecules often result from the interaction of ionized atoms Electrons are shared between the atoms that make up the molecule Noncovalent bonds may also be present, especially if the molecule is large The chemical bonds that hold the molecule together are relatively strong Such molecules often result from the interaction of ionized atoms Electrons are shared between the atoms that make up the molecule ANSWER DOWNLOAD EXAMIANS APP
Water, pH and Macromolecules Which of the following will easily dissolve in a polar solvent? sodium chloride methane argon gasoline (heptanes & octanes) sodium chloride methane argon gasoline (heptanes & octanes) 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? Protein Phospholipid Strong base DNA Protein Phospholipid Strong base DNA ANSWER DOWNLOAD EXAMIANS APP