UNIT I 1-3 (Macromolecules, Enzymes, Cell Structures)

Front

What suffix (word ending) is used in the names of most carbohydrates?

Back

-ose

Front

What is the term for the region on an enzyme where substrates bind?

Back

Active site

Front

What is any substance that is acted upon by an enzyme called?

Back

Substrate

Front

What do we call a substance that speeds up a chemical reaction?

Back

Catalyst

Front

What is the optimal temperature for enzyme activity based on typical graphs?

Back

Varies, but often around 30°C for many enzymes.

Front

What are the main types of macromolecules found in living organisms?

Back

Carbohydrates, Proteins, Lipids, Nucleic Acids

Front

What is the primary function of enzymes in biological systems?

Back

To catalyze biochemical reactions.

Front

What is a coenzyme?

Back

A non-protein molecule that assists enzymes in catalyzing reactions.

Front

What is the role of substrates in enzyme activity?

Back

They are the reactants that enzymes act upon.

Front

What happens to enzymes at high temperatures?

Back

They can denature, losing their functional shape.