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Essentials of Anatomy

Biology

Quiz 3 :

Cell Structure and Function

Quiz 3 :

Cell Structure and Function

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The concept that each cell of an organism maintains homeostasis is part of our understanding of
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Answer:

A

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Looking at a tissue through a microscope, you notice that all of the cells along the free surface of the tissue have microvilli along the free edges of the cells. This would tell you that this tissue has what function?
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Answer:

E

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Opening a bottle of perfume releases perfume molecules from the container, and within a few minutes the perfume can be smelled by a person many feet away from the bottle. This illustrates
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Answer:

A

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Structurally, the plasma membrane
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The movement of water across a membrane from an area of higher water (lower solute)concentration to an area of lower water (higher solute)concentration is known as
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Which of these transport mechanisms do not fit into the rest of the group listed?
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Which substances can pass directly through the plasma membrane?
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You are a researcher specializing in cytology, specifically the cell structures of the skeletal muscle that moves the body. The instrument that you would use to see the fine detail within cells would be the
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Immersion of red blood cells into a(n)________ solution results in lysis of the cell.
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The phosphate "head" of a phospholipid is
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Membrane-bound proteins that allow identification of a cell as "self" or "nonself" are called ________ proteins.
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Crenation occurs when a blood cell is placed in a(n)
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Flu viruses enter into a prospective host cell (along the respiratory tract)and direct it to produce many copies of the viruses. As those viruses bud off of the infected cell, they take the cell membrane of the host cell with them. How might this kill the host cell?
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Which of the following is a function of the membrane proteins called channel proteins?
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The smallest living things are
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The plasma membrane
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Which of the following is a concept of the cell theory?
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Plasma membranes allow certain molecules to pass, while blocking others. Membranes with this property are called
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Which of the following terms is used to define the structure that separates the contents of a human cell from its surrounding medium?
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The membrane proteins that are sensitive to extracellular materials are called
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