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Home Biotechnology Plant Structure Comments

  • Question
  • 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

  • Correct Answer
  • It donates electron to reduce carbon dioxide to glucose 


  • Plant Structure problems


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    • 1. The fluid matrix of a cell is called the

    • Options
    • A. nucleus
    • B. cytosol
    • C. cytoskeleton
    • D. endoplasmic reticulum
    • Discuss
    • 2. Which part of a plant contains the male sex cell?

    • Options
    • A. Ova
    • B. Style
    • C. Stamen
    • D. Pollen
    • Discuss
    • 3. 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
    • 4. Cellular organelles are embedded in the

    • Options
    • A. endoplasmic reticulum
    • B. cristae
    • C. cytosol
    • D. microtubules
    • Discuss
    • 5. 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
    • 6. Water content of active protoplasm is

    • Options
    • A. 10%
    • B. 40%
    • C. 70%
    • D. 90%
    • Discuss
    • 7. 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
    • 8. Lysosomes are associated with

    • Options
    • A. photosynthesis
    • B. respiration
    • C. storage
    • D. digestion
    • Discuss
    • 9. Which molecule serves as a carrier of fatty acids in mitochondria?

    • Options
    • A. Acetyl-CoA
    • B. Carnitine
    • C. Dolichol
    • D. Malonyl-CoA
    • Discuss
    • 10. 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


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