An aminoacyl-tRNA exhibits which one of the followingcharacteristics?
| A. | It is produced by a synthetase that is specific for the aminoacid, but not the tRNA |
| B. | It is composed of an amino acid esterified to the 5’ end of thetRNA |
| C. | It requires GTP for its synthesis from an amino acid and atRNA |
| D. | It contains an anticodon that is complementary to the codon forthe amino acid |
Concerning generation of ATP from glucose duringglycolysis which of the following statements is notcorrect?
| A. | There is a net yield of 2 ATPs |
| B. | There is a net yield of 4 ATPs |
| C. | More ATP can be produced from the generated NADH in the presenceof oxygen |
| D. | Direct generation of ATP in glycolysis is an example ofsubstrate level phosphorylation |
Insulin results in phosphorylation of acetyl-coA carboxylase,which stimulate fatty acid synthesis?
True
False
Which of the following statement(s) is or arecorrect?
| A. | Excess proteins are stored as peptides in humans |
| B. | Excess even chain fatty acids can be used to synthesize glucosethrough gluconeogenesis |
| C. | Glycogen is one of the substrate for gluconeogenesis |
| D. | Excess dietary proteins can be stored either as glycogen orlipids |
| E. | All of the above |
Which of the following would be observed in a person whois resting after an overnight fast?
| A. | Liver glycogen are completely depleted |
| B. | Liver gluconeogenesis is not an important process |
| C. | Muscle glycogen stores are used to maintain glucose |
| D. | Fatty acids are released from adipose triacylglycerol stores |
| E. | The liver is oxidizing ketone bodies to meet its energyneeds |
