If the concentration of a solution outside a cell is less concentrated than inside the cell so that the cell gains water to its environment, the outside solution is said to be ____ to the cell contents.
A: hypertonic
B: in equilibrium
C: isotonic
D: hypotonic
A: hypertonic
B: in equilibrium
C: isotonic
D: hypotonic
举一反三
- The concentration of potassium ions in the cell ( ) is the concentration outside the cell, while the concentration of sodium ions in the cell ( ) is the concentration outside the cell. A: Greater than B: Bigger than smaller than C: Less than D: Less than, greater than
- It is important to maintain the balance of water inside and outside the cell() A: glucose B: albuminNa+ C: K+ D: Na+
- 中国大学MOOC: When a cell is placed in higher water potential solution, .
- When a cell is placed in higher water potential solution, . A: Water enters the cell. B: Water exits the cell toward the solution. C: Water enters and solute exits the cell. D: None of the above is correct.
- The imbalance distribution of Na+ and K+ inside and outside the cell is due to () A: the high permeability of cell membrane to K+ in rest condition B: the increase of the permeability of the cell membrane to Na+ when excited C: the result that Na+ and K+ moving across the cell membrane by facilitated diffusion D: the effect of Na+ pump E: the effect of ATP