hich of the following play an important role in synthesis of DNA/RNA: a.B-12 b.Folic acid c.Sodium d.a, b
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Which of the following play an important role in synthesis of DNA/RNA:
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- Which of the following functions is morecharacteristic of carbohydrates than of proteins?a. contractionb. energy storagec. catalyzing reactionsd. immune defensee. intercellular communicationWhich of the following is/are not found in DNA? a. adenineb. uracilc. cytosined. deoxyribosee. both b and dDefine the following terms: a. CAMs b. selectins c. cadherins d. antifreeze glycoprotein e. RNase
- Define the following terms:a. SAMb. SAHc. THFd. homocysteinee. one-carbon metabolismIn addition to vitamin E succinate, which other fat-soluble vitamin has been shown to make lysosomal membranes more unstable and vulnerable to rupture (when consumed in large doses)? A. vitamin A (in the form of retinoic acid) B. vitamin B12 (in the form of cyanocobalamin) C. vitamin B2 (in the form of riboflavin) D. vitamin C (in the form of ascorbic acid) E. vitamin B1 (in the form of thiamine)A and B (adnine, cytosine, guanine, thymine) C and D (G1, G2, G3, G4)
- the strength of a ligand-protein binding is known as the binding sites a. conformation b. competition c. saturation d. affinityDNA ultimately contains the instructions for the assembly of:a. proteinsb. polysaccharidesc. triglyceridesd. nucleotidesCollagen represents which level of protein organization? a. Secondary b. All of the options are correct c. Tertiary d. Primary e. Quaternary
- Define the following terms:a. protein turnoverb. proteasomec. ubiquitind. ubiquitinatione. autophagyCollagen and keratin are examples of what type of protein? A. fibrous B. simple C. globular D. conjugatedOxyreductases, transferases, hydrolases, lyases, isomerases and ligases are all classes of: A. hormones B. enzymes C. proteins D. vitamins