Facilitated diffusion is limited by ________.
A) substrate concentration
B) carrier proteins in the membrane
C) size of the pores in the membrane
D) osmotic pressure
E) the size of the cell
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Q1: An important mineral ion that is a
Q5: Aerobic respiration is an example of
A)photosynthesis.
B)methanoheterophy.
C)photoheterotrophy.
D)chemoheterotrophy.
E)photoautotrophy.
Q7: Which of the following is not a
Q18: Organisms that feed on dead organisms for
Q19: The term photoheterotroph refers to an organism
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A)grows best in an anaerobic jar
B)grows
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Q38: Which of the following require the cell
Q38: Nutrient absorption is mediated by the
A)cell wall.
B)peptidoglycan
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