Cell Membrane Structure and Function
10 months ago
elizabeth.campbell
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15 QuestionsShow answers
  • Question 1
    30 seconds
    Q.

    A phospholipid has two parts. What are they called?

    answer choices

    Hydrophilic Head, Hydrophobic Tail

    Hydrophobic Head, Hydrophilic Tail

  • Question 2
    30 seconds
    Q. "Water Loving"
    answer choices
    Hydrophobic
    Hydrophilic 
    Hydroelectric 
    Hydroloric
  • Question 3
    30 seconds
    Q. "Water Fearing" 
    answer choices
    Hydrophobic
    Hydrophilic 
    Hydroelectric 
    Hydroloric
  • Question 4
    30 seconds
    Q. Describes the arrangement of the cell membrane as bendable and made of many parts. 
    answer choices
    The Fluid Mosaic Model 
    The Major Mobility Model 
    The Crazy Cell Model
    The Maze Model
  • Question 5
    30 seconds
    Q. ___________ form the two layers of the cell membrane. 
    answer choices
    Carbohydrates 
    Proteins 
    Phospholipids 
    Cholesterol
  • Question 6
    30 seconds
    Q.

    Controls the passage of materials inside and outside of the cell.

    answer choices

    Cellmembrane

    Cytoplasm

    Cell wall

    Endoplasmic reticulum

  • Question 7
    30 seconds
    Q.

    Which of the following is a function of the cell membrane?

    answer choices

    breaks down lipids, carbohydrates, and proteins from foods

    stores water, salt, proteins, and carbohydrates

    synthesizes proteins and other macromolecules

    regulates the movement of materials into and out of the cell

  • Question 8
    30 seconds
    Q.

    Which term describes the relatively constant internal physical conditions of an organism?

    answer choices

    cell specialization

    homeostasis

    permeability

    unicellularity

  • Question 9
    30 seconds
    Q.

    Which of the following is a true statement?

    answer choices

    Cells are small because it allows a faster rate of chemical exchange.

    Cells are small because it allows a slower rate of chemical exchange.

    Cells are large because it allows a faster rate of chemical exchange.

    Cells are large because it allows a slower rate of chemical exchange.

  • Question 10
    30 seconds
    Q.

    Which of the following molecules pass easily through the cell membrane, requiring little extra help or energy? Select all that apply.

    answer choices

    sodium

    glucose

    oxygen

    carbon dioxide

  • Question 11
    30 seconds
    Q.

    Which of the following molecules don't pass easily through the cell membrane, requiring extra help or input of energy?

    answer choices

    sodium

    glucose

    oxygen

    carbon dioxide

  • Question 12
    30 seconds
    Q.

    The ability to allow only certain molecules into or out of the cell.

    answer choices

    Semipermeability

    Permeability

    Impermeability

    Unpermeability

  • Question 13
    30 seconds
    Q.

    Why is the cell membrane like a window screen?

    answer choices

    They both allow everything to pass through.

    Neither allow anything to pass through.

    They both allow certain things to pass through, while blocking the passage of others.

    They are not similar to each other at all.

  • Question 14
    30 seconds
    Q.

    Which of the following is the function of the cell membrane? Select all that apply.

    answer choices

    Provides instructions to the cell and other organelles.

    Regulates compounds in and out fo the cell.

    Allows cells to communicate and interact with other cells.

    Breaks down wastes and other compounds.

    Protects the cell from its environment.

  • Question 15
    30 seconds
    Q.

    Which of the following are embedded in the phospholipid bilayer and help substances pass through?

    answer choices

    lipids

    proteins

    cholesterol

    carbohydrates

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