Cell Membrane and Cell Transport

Cell Membrane and Cell Transport

Assessment

Flashcard

Biology

9th Grade

Hard

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15 questions

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1.

FLASHCARD QUESTION

Front

What is the function of the cell membrane?

Back

The cell membrane controls what enters and exits the cell, providing protection and support.

2.

FLASHCARD QUESTION

Front

Define selectively permeable membrane.

Back

A selectively permeable membrane allows certain molecules to pass through while blocking others.

3.

FLASHCARD QUESTION

Front

What is passive transport?

Back

Passive transport is the movement of substances across a cell membrane without the use of energy, moving from high to low concentration.

4.

FLASHCARD QUESTION

Front

What is active transport?

Back

Active transport is the movement of substances against their concentration gradient, from low to high concentration, requiring energy.

5.

FLASHCARD QUESTION

Front

What happens to a cell in a hypotonic solution?

Back

The cell will swell and may burst due to water moving into the cell.

6.

FLASHCARD QUESTION

Front

What is osmosis?

Back

Osmosis is the diffusion of water across a selectively permeable membrane.

7.

FLASHCARD QUESTION

Front

What is a hypertonic solution?

Back

A hypertonic solution has a higher concentration of solutes outside the cell, causing water to move out of the cell.

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