EVERYDAY SCIENCE

SCIENCE

CELL BIOLOGY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
If a cell is hypotonic, the direction of water is ____
A
Inside the cell membrane
B
Outside the cell membrane
C
Within the cell membrane
D
None of the above
Explanation: 

Detailed explanation-1: -In hypotonic solutions, there is a net movement of water from the solution into the body. A cell placed into a hypotonic solution will swell and expand until it eventually burst through a process known as cytolysis.

Detailed explanation-2: -When a cell is placed in a hypotonic environment, water will enter the cell, and the cell will swell.

Detailed explanation-3: -If a cell is put into a hypertonic solution, water will leave the cell. A quick tip to remembering this is to visualize “hyper” kids who want to go play outside! In contrast, when a cell is put into a hypotonic solution, water will enter the cell.

Detailed explanation-4: -Water moves into and out of cells by osmosis. If a cell is in a hypertonic solution, the solution has a lower water concentration than the cell cytosol, and water moves out of the cell until both solutions are isotonic.

Detailed explanation-5: -Water will move in the direction where there is a high concentration of solute (and hence a lower concentration of water.

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