What regulates the rate of facilitated diffusion?
a. Net movement of water across the cell membrane
b. Level of energy available to support the transport
c. Membrane-bound transport protein
d. Permeability of the cell membrane
c
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In the United States, about 30 million people either abuse alcohol or are dependent on it
Indicate whether the statement is true or false
Which situation is least likely related to the onset of hypothalamic amenorrhea?
a. being underweight due to anorexia nervosa b. weight loss accompanied by intense exercise, as seen in the female athlete triad c. caloric restriction leading to an energy deficit d. being normal weight with inadequate folate intake e. being underweight due to bulimia nervosa
Why is exercise essential for permanent weight loss?
What will be an ideal response?
How many minerals are known to be essential for human nutrition?
a. 8 b. 12 c. 16 d. 20 e. 24