The Cell Membrane and Passive Transport

The Cell Membrane and Passive Transport

Assessment

Flashcard

Science

10th Grade

Hard

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15 questions

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1.

FLASHCARD QUESTION

Front

What term best describes the cell membrane?

Back

Semi-permeable: A membrane that allows certain molecules to pass through while blocking others.

2.

FLASHCARD QUESTION

Front

What is the primary function of the cell membrane?

Back

To control what enters and leaves the cell.

3.

FLASHCARD QUESTION

Front

What is the primary component of the cell membrane?

Back

Phospholipids: A type of lipid that forms the bilayer of the cell membrane.

4.

FLASHCARD QUESTION

Front

How are phospholipids arranged in the plasma membrane?

Back

In a bi-layer structure, with hydrophilic heads facing outward and hydrophobic tails facing inward.

5.

FLASHCARD QUESTION

Front

What is an isotonic solution?

Back

A solution where the concentration of solutes is the same on both sides of the membrane.

6.

FLASHCARD QUESTION

Front

What does 'permeable' mean in the context of cell membranes?

Back

Able to allow substances to pass through.

7.

FLASHCARD QUESTION

Front

What is the role of cholesterol in the cell membrane?

Back

To maintain membrane fluidity and stability.

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