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Plasma Membrane
2 years ago by
zballard_12934
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  • Question 1
    30 seconds
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    Q.

    The cell membrane is _______________ permeable.

    answer choices

    selectively

    somewhat

    physically

    ionically

  • Question 2
    30 seconds
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    Q.

    The cell membrane is mostly made of what?

    answer choices

    Membrane-spanning Proteins

    Surface Proteins

    Phospholipids

    Carbohydrates

  • Question 3
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    Q.

    What are the two parts of a phospholipid?

    answer choices

    head

    enzyme

    tail

    hormone

  • Question 4
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    Q.

    What forms due to the two layers of phospholipids coming together?

    answer choices

    trilayer

    bilayer

    unilayer

  • Question 5
    30 seconds
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    Q.

    The phospholipid head is _____________ & _____________

    answer choices

    Hydrophilic

    Hydrophobic

    Polar (+)

    Uncharged

  • Question 6
    30 seconds
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    Q.

    The phospholipid tail is _____________ & _____________

    answer choices

    Hydrophilic

    Hydrophobic

    Polar (+)

    non-polar

  • Question 7
    30 seconds
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    Q.

    What general type of protein assist in moving specific particles across the membrane?

    answer choices

    Membrane-spanning

    Surface

    Cholesterol

    Carbohydrates

  • Question 8
    30 seconds
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    Q.

    General term for proteins that reside on the either the exterior or interior surface of the plasma membrane.

    answer choices

    Membrane-spanning

    Small- Surface protein

    Cholesterol

    Carbohydrates

  • Question 9
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    Q.

    are proteins that carry substances from one side of a biological membrane to the other

    answer choices

    carrier protein

    channel protein

    receptor protein

  • Question 10
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    Q.

    An embedded protein in the cell membrane, providing a hydrophilic passageway for small, polar ions.

    answer choices

    carrier protein

    channel protein

    receptor protein

  • Question 11
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    Q.

    Located on the cell membrane surface, nucleus membrane or other cellular organelle membrane - they can bind to corresponding proteins to initiate cellular signaling pathways (reactions).

    answer choices

    carrier protein

    channel protein

    receptor protein

  • Question 12
    30 seconds
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    Q.

    A property of cellular membranes that only allows certain molecules to enter or exit the cell. This is important for the cell to maintain its internal order irrespective of the changes to the environment

    answer choices

    selective permeability

    hydrophilic

    hydrophobic

    selective durability

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