Topics: Cell - Fundamental Unit of Life Quiz
In passive transport, the concentration gradient goes from..
A. Low to low
B. High to low
C. Low to high
D. High to high
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A person with swollen gums rinses his mouth with warm salt water, and the swelling decreases. Which of the following has occurred?
A. The swollen gums have absorbed the saltwater solution.
B. The saltwater solution lowers the temperature of the water in the gums.
C. The salt in the solution has moved against the concentration gradient.
D. The water in the gums has moved out due to the high concentration of salt in the solution.