AP Biology Unit 1 Review

Front

What is cellulose primarily used for in plants?

Back

As the main building material for cell walls.

Front

What term describes the intermolecular forces between water molecules caused by the polar nature of water?

Back

Cohesion.

Front

Which macromolecule is involved in structural support and catalyzing reactions?

Back

Protein.

Front

What term describes ions or polar molecules that interact well with other polar molecules such as water?

Back

Hydrophilic.

Front

What phenomenon occurs because water molecules are attracted to charges on the inner surfaces of narrow tubular structures?

Back

Capillary action.

Front

What is the primary function of proteins in biological systems?

Back

To provide structural support and catalyze biochemical reactions.

Front

What is the role of hydrophilic substances in biological systems?

Back

They interact well with water and are essential for various biological processes.

Front

What is the significance of cohesion in water?

Back

It contributes to surface tension and allows water to form droplets.

Front

What is capillary action and why is it important for plants?

Back

It allows water to move through narrow spaces, aiding in water transport from roots to leaves.

Front

What are the four main types of macromolecules in biology?

Back

Proteins, nucleic acids, lipids, and carbohydrates.