Discussion
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- Question
Which part of a plant contains the male sex cell?
Options- A. Ova
- B. Style
- C. Stamen
- D. Pollen
- Correct Answer
- Pollen
- 1. 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
- 2. Cellular organelles are embedded in the
Options- A. endoplasmic reticulum
- B. cristae
- C. cytosol
- D. microtubules Discuss
- 3. Any system that is not at equilibrium
Options- A. is thermodynamically unstable, although it may be kinetically stable
- B. is kinetically unstable, although it may be thermodynamically stable
- C. is rushing toward equilibrium at a very rapid rate
- D. requires an enzyme to reach equilibrium Discuss
- 4. The cell membrane is made up of
Options- A. lipoproteins
- B. cellulose
- C. phospholipids
- D. phosphoproteins Discuss
- 5. The element neon (Ne) has eight electrons in its outermost electron shell. How many covalent bonds will Ne readily form?
Options- A. None
- B. One
- C. Two
- D. Four Discuss
- 6. The fluid matrix of a cell is called the
Options- A. nucleus
- B. cytosol
- C. cytoskeleton
- D. endoplasmic reticulum Discuss
- 7. 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
- 8. Water content of active protoplasm is
Options- A. 10%
- B. 40%
- C. 70%
- D. 90% Discuss
- 9. 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 Discuss
- 10. Lysosomes are associated with
Options- A. photosynthesis
- B. respiration
- C. storage
- D. digestion Discuss
Plant Structure problems
Search Results
Correct Answer: Ubiquinol (UQH2)
Correct Answer: cytosol
Correct Answer: is thermodynamically unstable, although it may be kinetically stable
Correct Answer: lipoproteins
Correct Answer: None
Correct Answer: cytosol
Correct Answer: It donates electron to reduce carbon dioxide to glucose
Correct Answer: 90%
Correct Answer: The outer membrane is impermeable to hydrogen ions
Correct Answer: digestion
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