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The ____________________ is the cell's control center.

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Which cellular structure helps sweep particles along a path?


A) Microvilli
B) Flagella
C) Lysosomes
D) Cilia

E) B) and C)
F) A) and D)

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What important task occurs in the nucleolus?


A) The manufacture of DNA
B) The secretion of cytoplasm
C) The manufacture of ribosomes
D) The production of glucose

E) A) and D)
F) B) and C)

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The cell's protein-producing structures are called ____________________.

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Based on their function,where would you expect microvilli to be located in the body?


A) Digestive tract
B) Respiratory tract
C) Flagella
D) Fallopian tubes

E) C) and D)
F) A) and D)

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The ____________________ molecule stores all of a cell's genetic information.

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What force drives the process of filtration in the body's capillaries?


A) The pressure of solutes inside the capillaries.
B) The pressure of blood inside the capillaries.
C) The pressure of solutes outside the capillaries.
D) The pressure of fluid outside the capillaries.

E) All of the above
F) A) and B)

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Filtration occurs because of differences in ____________________ on either side of a membrane.

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Which statement most accurately describes the action of the sodium-potassium pump?


A) The sodium-potassium pump works to transfer sodium from inside to outside the cell while transferring potassium from outside to inside the cell.
B) The sodium-potassium pump works to transfer sodium from outside to inside the cell while transferring potassium from inside to outside the cell.
C) The sodium-potassium pump pumps both sodium and potassium from inside to outside the cell.
D) The sodium-potassium pump pumps both sodium and potassium from outside to inside the cell.

E) None of the above
F) C) and D)

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The chromosomes of a cell divide during which phase of mitosis?


A) Prophase
B) Anaphase
C) Metaphase
D) Telophase

E) A) and B)
F) C) and D)

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