S3 Enzymes Flashcards

Front

What is the function of enzymes?

Back

To speed up chemical reactions

Front

Where are proteins synthesised in a cell?

Back

Ribosomes

Front

What happens to enzymes at the end of a chemical reaction?

Back

They are unchanged.

Front

What would likely occur without enzymes in biological systems?

Back

Reactions would happen too slowly to support life.

Front

Enzymes are made of.

Back

Proteins

Front

The chemical substance(s) on which an enzyme acts.

Back

Substrate

Front

What is the function of the active site of an enzyme?

Back

It is the part of the enzyme where a substrate attaches and a chemical reaction occurs.

Front

How do enzyme and substrate molecules interact?

Back

They fit together due to their complementary shapes

Front

Enzymes are ______. This means they only work on one substrate.

Back

specific

Front

What are the products of the breakdown of hydrogen peroxide by the enzyme catalase?

Back

Oxygen and water