IB Biology - Topic 1.3

Front

What is NOT part of the cell membrane?

Back

Nucleic Acids

Front

What describes the arrangement of the cell membrane as bendable and made of many parts?

Back

The Fluid Mosaic Model

Front

Which letter indicates an integral protein?

Back

I

Front

What does hydrophilic mean?

Back

water-loving

Front

What are the two parts of a phospholipid called?

Back

Hydrophilic Head, Hydrophobic Tail

Front

What is the primary function of the cell membrane?

Back

To protect the cell and regulate what enters and exits.

Front

What are the main components of the cell membrane?

Back

Lipids, Proteins, Carbohydrates

Front

What is the role of integral proteins in the cell membrane?

Back

They span the membrane and assist in transport and communication.

Front

What is the difference between hydrophilic and hydrophobic substances?

Back

Hydrophilic substances are water-loving, while hydrophobic substances are water-fearing.

Front

What is the significance of the fluidity of the cell membrane?

Back

It allows for the movement of materials and the flexibility of the cell.