DNA sequences should be read in which direction? A. 5 rightarrow 3 B. 3 rightarr
ID: 532532 • Letter: D
Question
DNA sequences should be read in which direction? A. 5 rightarrow 3 B. 3 rightarrow 5 Cations such as Mg^2+ and Ca^2+ can help to stabilize duplex DNA. A. True B. False The two strands in duplex DNA are held together by which type of bonds? A. H-bonds and salt bridges B. H-bonds and dipole-dipole interactions C. H-bonds and pi-stacking D. pi-stacking and salt bridges E. H-bonds only The "bicyclic" bases of nucleic acids are known as _____. A. pyrimidines B. purine Which of the following bases is NOT found in ribonucleic acids? A. adenine B. thymine C. uridine D. cytosine E. guanine Which form of DNA is classified as a left-handed double helix? A. A - DNA B. B-DNA C. 2-DNA D. cruciform DNA E. hairpin DNA What is the configuration at the anomeric carbon of all nucleotides? A. Beta B. Trans C. Puckered D. Cis E. Alpha Which of the following reaction types is used to gain energy during metabolism? A. combustion B. esterification C. hydrolysis D. reduction E. protonation The energy used in metabolism is best described by which term? A. Gibbs free energy B. enthalpy C. entropy D. heat E. internal energy Aerobic respiration relies on the use of oxygen as an electron donor. A. True B. False Which of the following metabolic pathways DO NOT occur in the mitochondria. A. pyruvate dehydrogenase complex B. TCA C. ETC D. Oxidative Phosphorylation E. Glycolysis Pyruvate dehydrogenase catalyzes the conversion of pyruvate to: A. acetyl-CoA B. HS-CoA C. lactate D. ethanol E. acetic acid What is the primary way in which glycolysis is regulated? A competitive inhibition B. transcriptional control C. translational control D. allosteric inhibition GTP is produced by which of the following metabolic pathways? A. glycolysis B. TCA C. lipolysis D. ETC E. Oxidative Phosphorylation The enzyme complexes associated with the electron transport chain are dominantly made up of which class of enzymes? A. ligases B lyases C. hydrolases D. transferases E. oxidoreductases For every one glucose that is metabolized, how many net ATP are produced by just glycolysis? A. 1 B. 2 C. 3 D. 4 E. 5Explanation / Answer
ANSWER
36 OPTION A===> 5-3 DIRECTION
37 OPTION A ===> TRUE
38 OPTION E===> HYDROGEN BOND ONLY
39 OPTION B ===> PURINE
40 OPTION B ===> THYMINE
41 OPTION C===> Z-DNA
42 OPTION E===>ALPHA CARBON
43 OPTION A===> COMBUSTION
44 OPTION A ===> GIBBS FREE ENERGY
45 OPTION B ===> FALSE
46 OPTION E===> GLYCOLYSIS
47 OPTION A===> ACETYL COA
48 OPTION C==> TRANSLATIONAL CONTROL
49 OPTION E===> OXIDATIVE PHOSPORYLATION
50 OPTION E===> OXIDOREDUCTASE
51 OPTION D ===> 4
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