Answer Happy

9. 10. 11. KU - Which statement about chemical bonds is NOT CORRECT? A) A covalent bond forms between the oxygen and hydrogen in hydroxyl. B) A hydrogen bond forms between water and carboxyl groups. C) A hydrophobic interaction binds complementary base pairs together in DNA. D) A covalent bond forms between two cysteine amino acids. E) An ionic bond binds positively charged and negatively charged R groups. Peso KU- The hydrogenation of vegetable oil would result in which of the following? A) A decrease in the number of carbon-carbon double bonds in the fat molecule. B) A decrease in the number of hydrogen atoms in the fat molecule. C) The fat being solid at room temperature. D) A and C only. E) B and C only. KU - Amylase promotes the hydrolysis of the polysaccharide amylose (starch) to monosaccharide residues. To study the activity of amylase, a biologist prepares the following three flasks: Support for the hypothesis of positive enzyme activity can be obtained by comparing starch digestion in A) flasks A and B after 5 minutes. B) flasks B and C after 5 minutes. 0.5ml 16 Amylase Solution added 0.5 ml Ded Water added C) flasks A and C after 5 minutes. D) flask A at time zero and again after 5 minutes. E) flask B at time zero and again after 5 minutes 12. A) 5'-purine-pyrimidine-purine-pyrimidine-3' with 3'-purine-pyrimidine-purine-pyrimidine-5 B) 5'-A-G-C-T-3' with 5'-T-C-G-A-3' C) 5'-6-C-G-C-3' with 5'-T-A-T-A-3' D) 5'-A-T-G-C-3' with 5'-G-C-A-T-3' E) A, B, and D are all correct. 4%Amylo 4 Amylo D A KU - Which of the following sequences pairs could form a proper DNA double helix? 0.5 ml 1 Ample Solution (boded for 2 mi) 4 Amylove C