Discussion
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- Question
Which of the following statements about the outer mitochondrial membrane is not true?
Options- A. The outer membrane is impermeable to hydrogen ions
- B. The outer membrane is highly permeable to substances of small molecular weight
- C. The outer membrane is about 50% lipid and 50% protein by weight
- D. The outer membrane contains porins
- Correct Answer
- The outer membrane is impermeable to hydrogen ions
- 1. Water content of active protoplasm is
Options- A. 10%
- B. 40%
- C. 70%
- D. 90% Discuss
- 2. Which is not true about a photon?
Options- A. It is a packet of light energy
- B. The shorter the wavelength, the greater the energy of the photons
- C. It is trapped by photosynthetic unit
- D. It donates electron to reduce carbon dioxide to glucose Discuss
- 3. The fluid matrix of a cell is called the
Options- A. nucleus
- B. cytosol
- C. cytoskeleton
- D. endoplasmic reticulum Discuss
- 4. Which part of a plant contains the male sex cell?
Options- A. Ova
- B. Style
- C. Stamen
- D. Pollen Discuss
- 5. If complex III were incorporated into an artificial lipid vesicle in order to demonstrate it's proton translocating ability in isolation, which of the following would be an appropriate electron donor?
Options- A. Cytochrome c red
- B. Cytochrome c peroxidase
- C. Ubiquinol (UQH2)
- D. Cytochrome c oxidase Discuss
- 6. Lysosomes are associated with
Options- A. photosynthesis
- B. respiration
- C. storage
- D. digestion Discuss
- 7. Which molecule serves as a carrier of fatty acids in mitochondria?
Options- A. Acetyl-CoA
- B. Carnitine
- C. Dolichol
- D. Malonyl-CoA Discuss
- 8. If the ester bonds of a triacylglycerol molecule's are broken then the kind of molecule, which would be soluble in water, is
Options- A. fatty acid
- B. steroid
- C. glycogen
- D. glycerol Discuss
- 9. Which of the following elements is likely to form the least polar covalent bond with hydrogen?
Options- A. Nitrogen
- B. Oxygen
- C. Carbon
- D. Phosphorus Discuss
- 10. In plant cells, which of the following is not a function of the large central vacuoles of plant cells?
Options- A. Storage of food
- B. Support
- C. Contractile regulation of
- D. Waste storage water content Discuss
Plant Structure problems
Search Results
Correct Answer: 90%
Correct Answer: It donates electron to reduce carbon dioxide to glucose
Correct Answer: cytosol
Correct Answer: Pollen
Correct Answer: Ubiquinol (UQH2)
Correct Answer: digestion
Correct Answer: Carnitine
Correct Answer: glycerol
Correct Answer: Carbon
Correct Answer: Contractile regulation of
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