Chapter 7.3/7.4 Review

Front

What is the structure represented by the number 3 on the diagram?

Back

Phospholipid Bilayer

Front

What is the structure represented by the number 14 on the diagram?

Back

Carbohydrate Chain

Front

Which organelle is known as the 'gate keeper' of the cell?

Back

Cell membrane

Front

What is the structure represented by the number 8 on the diagram?

Back

Channel Protein

Front

What is the process called when particles move from an area of high concentration to an area of low concentration?

Back

Diffusion

Front

Define Phospholipid Bilayer.

Back

A double layer of phospholipids that makes up the cell membrane, providing structure and protection.

Front

What role do Channel Proteins play in the cell membrane?

Back

They facilitate the transport of specific substances across the cell membrane.

Front

What is a Carbohydrate Chain and its function in the cell membrane?

Back

A chain of sugar molecules that helps in cell recognition and signaling.

Front

Explain the process of Osmosis.

Back

The movement of water molecules through a selectively permeable membrane from an area of low solute concentration to an area of high solute concentration.

Front

What is the difference between Exocytosis and Endocytosis?

Back

Exocytosis is the process of expelling materials from the cell, while Endocytosis is the process of taking materials into the cell.