Discussion
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- Question
Citric acid accumulation would
Options- A. stimulate phosphofructokinase activity
- B. stimulate fructose 1,6 diphosphatase activity
- C. inhibit phosphofructokinase activity
- D. both (b) and (c)
- Correct Answer
- both (b) and (c)
- 1. Gluconeogenesis uses
Options- A. 3 ATPs and 2 GTPs per glucose
- B. 2 ATPs and 1 GTPs per glucose
- C. 3 ATPs and 3 GTPs per glucose
- D. 4 ATPs and 2 GTPs per glucose Discuss
- 2. A human cDNA library
Options- A. contains DNA for specific human proteins
- B. contains DNA for virtually all of the human proteins in vectors
- C. cannot be used to obtain human genes because it would be radioactive
- D. none of the above Discuss
- 3. Which of these restriction enzymes produce blunt ends?
Options- A. SaII
- B. EcoRV
- C. XhoI
- D. HindIII Discuss
- 4. Knockout mice are created by
Options- A. mutagenizing a mouse and selecting for mutant offspring
- B. creating a chimera by fusing cells from two different cell lines
- C. infecting the mouse with a retrovirus
- D. transfecting embryonic stem cells with an altered gene sequence Discuss
- 5. A plasmid
Options- A. is a circular DNA molecule
- B. always contains an origin of replication
- C. usually contains one or more restriction sites
- D. all of the above Discuss
- 6. Hydrolysis of lactose yields
Options- A. galactose and fructose
- B. galactose and glucose
- C. glucose and fructose
- D. fructose and galactose Discuss
- 7. Which of the following is carried out when cAMP functions as a second messenger?
Options- A. Acts second in importance to AMP
- B. Activates all cytosolic protein kinases
- C. Activates the cAMP-dependent protein kinase
- D. Acts outside the cell to influence cellular processes Discuss
- 8. The ultimate source of energy that sustains living systems is
Options- A. glucose
- B. oxygen
- C. sunlight
- D. carbon dioxide Discuss
- 9. a-amylose is similar to
Options- A. ?-sheets
- B. ?-turned coils
- C. ?-helices
- D. the hydrophobic core Discuss
- 10. How many ATP equivalents per mole of glucose input are required for gluconeogenesis?
Options- A. 2
- B. 6
- C. 8
- D. 4 Discuss
Carbohydrate problems
Search Results
Correct Answer: 4 ATPs and 2 GTPs per glucose
Correct Answer: contains DNA for virtually all of the human proteins in vectors
Correct Answer: EcoRV
Correct Answer: transfecting embryonic stem cells with an altered gene sequence
Correct Answer: all of the above
Correct Answer: galactose and glucose
Correct Answer: Activates the cAMP-dependent protein kinase
Correct Answer: sunlight
Correct Answer: ?-helices
Correct Answer: 6
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