Biology: Enzyms

An organism can live without enzymes. True or false

False

An enzyme may react with several substrate chemicals simultaneously. True or false

True

Numerous different enzymes are produced by the cells. True or false

True

An enzyme is what?

a biological catalyst

The region where the substrate molecule binds and reacts with the enzyme

active site

Choose enzyme cofactors mentioned in the lesson.

calcium, vitamins, copper, cobalt, iron, zinc

A substance which accelerates any chemical reaction but is not consumed by the reaction is called a _____.

catalyst

Often enzymes require a _____ in order for them to function as a catalyst.

cofactor

plays an important role in activating that enzyme

cofactor

What are produced at the direction and translation of DNA and RNA respectively

enzymes

An enzyme is a large _____ molecule.

protein

Involved in a chemical reaction and is chemically changed by the reaction

substrate

The substance on which the enzyme acts is called the _____ chemical.

substrate

If the reactants found in a cell are removed from the cell how will they behave chemically?

they may not be able to react

Why are enzymes necessary?

to act as a catalyst in chemical reactions.