What is osmosis?
Osmosis Review

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Biology
•
9th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
Osmosis is the movement of water molecules through a selectively permeable membrane from an area of lower solute concentration to an area of higher solute concentration.
2.
FLASHCARD QUESTION
Front
What does isotonic mean?
Back
Isotonic refers to a solution that has the same solute concentration as another solution, resulting in no net movement of water across the membrane.
3.
FLASHCARD QUESTION
Front
What happens to a cell in a hypotonic solution?
Back
In a hypotonic solution, water enters the cell, causing it to swell and potentially burst due to increased internal pressure.
4.
FLASHCARD QUESTION
Front
What is a hypertonic solution?
Back
A hypertonic solution has a higher solute concentration compared to another solution, leading to water moving out of the cell.
5.
FLASHCARD QUESTION
Front
Why can't humans drink salt water?
Back
Humans cannot drink salt water because it is hypertonic to our cells, causing water to leave the cells and leading to dehydration.
6.
FLASHCARD QUESTION
Front
What role does the cell membrane play in osmosis?
Back
The cell membrane regulates the movement of water and solutes in and out of the cell, allowing for osmosis to occur.
7.
FLASHCARD QUESTION
Front
What is the effect of salting a slug?
Back
Salting a slug creates a hypertonic environment outside the slug, causing water to move out of the slug and leading to dehydration.
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