Which of following does not influence the rate of molecular movement?
A) Distance
B) The concentration of the substance
C) The amount of energy available for transport molecules
D) The molecular weight of the diffusing molecules
Correct Answer:
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Q30: If a red blood cell is placed
Q31: The nucleolus contains
A)DNA only.
B)RNA and protein.
C)DNA and
Q32: If the concentration of glucose in the
Q33: Cytoskeletal structures that are not found in
Q34: Osmosis is the movement of
A)molecules from a
Q36: Which organelle contains the nucleolus?
A)The mitochondrion
B)The endoplasmic
Q37: If cells placed in a solution shrivel
Q38: What is the relationship of osmotic pressure
Q39: An isotonic solution
A)has a greater concentration of
Q40: A hypotonic solution
A)has a lower concentration (number)of
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