For diffusion to occur ____ is necessary.
A) a concentration gradient
B) a differentially permeable membrane
C) temperature above 0 C
D) a carrier molecule
Correct Answer:
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Q37: Which of the following structures is found
Q38: The MAIN components of a cell membrane
Q39: Food (organic molecules such as glucose) is
Q40: Eukaryotic cells contain
A) a nucleus.
B) cell membranes.
C)
Q41: The fluid material located outside of the
Q43: The direct intake of a liquid, such
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A) nucleolus.
B) ribosome.
C)
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A) Cilia
B)
Q46: Diffusion of water through a differentially permeable
Q47: _ is/are associated with ribosomes.
A) Cilia and
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