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Home Biotechnology Plant Structure Comments

  • Question
  • Chemical energy is supplied to eukaryotic cells by


  • Options
  • A. chloroplasts and golgi complexes
  • B. mitochondria and ribosomes
  • C. mitochondria only
  • D. mitochondria and chloroplasts

  • Correct Answer
  • mitochondria and chloroplasts 


  • Plant Structure problems


    Search Results


    • 1. Tonoplast is a membrane around

    • Options
    • A. cytoplasm
    • B. vacuole
    • C. nucleus
    • D. mitochondria
    • Discuss
    • 2. Which of the following functional groups would make a carbon-based compound the least polar?

    • Options
    • A. Phosphate
    • B. Methyl
    • C. Carboxyl
    • D. Amino
    • Discuss
    • 3. The composition of the inner mitochondrial membrane is most like that of

    • Options
    • A. the outer mitochondrial membrane
    • B. the cell's plasma membrane
    • C. some bacterial plasma membranes
    • D. the nuclear membrane
    • Discuss
    • 4. Why do some redox reactions in cells result in the transfer of electrons from a reductant with a higher standard redox potential to an oxidant with a lower standard redox potential?

    • Options
    • A. Redox potentials are defined under standard conditions, and cellular conditions are typically not standard conditions
    • B. The rules governing oxidation and reduction apply only in vitro, and not in vivo
    • C. Electrons always go from reductants with high redox potentials to oxidants with low redox potentials
    • D. None of the above
    • Discuss
    • 5. Mitochondria can be expected most numerous in

    • Options
    • A. green cells
    • B. red blood cells
    • C. muscle cells
    • D. none of these
    • Discuss
    • 6. Both plant and animal cell possess

    • Options
    • A. cell walls
    • B. mitochondria
    • C. central vacuoles
    • D. chloroplast
    • Discuss
    • 7. 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
    • 8. The cell membrane is made up of

    • Options
    • A. lipoproteins
    • B. cellulose
    • C. phospholipids
    • D. phosphoproteins
    • Discuss
    • 9. 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
    • 10. Cellular organelles are embedded in the

    • Options
    • A. endoplasmic reticulum
    • B. cristae
    • C. cytosol
    • D. microtubules
    • Discuss


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