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Home ‣ Biochemistry ‣ Oxidative Phosphorylation See What Others Are Saying!
- Question
A biological redox reaction always involves
Options- A. an oxidizing agent
- B. a gain of electrons
- C. a reducing agent
- D. all of these
- Correct Answer
- all of these
- 1. Better understanding of the nuclei is possible,
Options- A. with the help of wavelength spectrum
- B. with the help of frequencies ranges
- C. with the help of a mathematical translator called the fourier transfer algorithm
- D. none of the above Discuss
- 2. Which of the statements is correct?
Options- A. Gas chromatography is used to analyse gases
- B. Gas chromatography is used to analyse solids
- C. Gas chromatography is used to analyse gases, solutions and solids
- D. All of the above Discuss
- 3. Coupling causes the peaks in 1H NMR spectra to be split into
Options- A. two peaks
- B. multiple peaks equal to the number of hydrogens on surrounding atoms
- C. multiple peaks equal to the number of surrounding carbon atoms
- D. multiple peaks equal to the number of hydrogen on surrounding atoms, plus one Discuss
- 4. An endemic disease of cardiomyopathy in children is attributed to
Options- A. low Se in the environment
- B. low intake of iron
- C. high Se in the environment
- D. high intake of iron Discuss
- 5. Which of the following two beverages contribute 20 to 30 percent of our daily manganese intake?
Options- A. Milk or tea
- B. Cola or coffee
- C. Tea or orange juice
- D. Milk or orange juice Discuss
- 6. Which of the following statement is correct?
Options- A. Sodium and chloride are the chief extracellular ions of the body
- B. Sodium and chloride are primarily involved in maintaining osmotic equilibrium and body fluid volume.
- C. Chloride ion is necessary for the production of hydrochloric acid of gastric juice.
- D. All of these Discuss
- 7. What is shielding in NMR?
Options- A. Using a curved piece of metal to block an opponents attack
- B. Putting metal around an Rf source
- C. When the magnetic moment of an atom blocks the full induced magnetic field from surrounding nuclei
- D. Blocking parts of a molecule from Rf radiation Discuss
- 8. Which of the following mineral is involved in protein metabolism and oxidation reactions?
Options- A. Molybdenum
- B. Manganese
- C. Magnesium
- D. calcium Discuss
- 9. Chronic consumption of excess selenium can lead to
Options- A. brittle hair and nails.
- B. muscle weakness,
- C. TPN
- D. diarrhea. Discuss
- 10. Which of the following is not a function of iron?
Options- A. Oxygen transport
- B. Immune function
- C. Brain function
- D. Gene regulation Discuss
More questions
Correct Answer: with the help of a mathematical translator called the fourier transfer algorithm
Correct Answer: All of the above
Correct Answer: multiple peaks equal to the number of hydrogen on surrounding atoms, plus one
Correct Answer: low Se in the environment
Correct Answer: Milk or tea
Correct Answer: All of these
Correct Answer: When the magnetic moment of an atom blocks the full induced magnetic field from surrounding nuclei
Correct Answer: Molybdenum
Correct Answer: muscle weakness,
Correct Answer: Gene regulation
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