enzymes

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A digestive enzyme in stomach juices has an optimal pH of

1.5

An enzyme is a

biological catalyst

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

catalyst

Often enzymes require a ___________ in order to function as a catalyst.

cofactor

An organism can live without enzymes. true or false.

false

Substrate

involved in a chemical reaction and is chemically changed by the reaction.

Condition s in which enzymes are most active are described as

optimal

cofactor

plays an important role in activating that enzyme

The substance bon which the enzyme acts is called the

substrate chemical

active site

the region where the substrate molecules binds and reacts with the enzyme.

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 bin chemical reactions

An enzyme is a large protein molecule true or false.

true

Enzymes are produced at the direction and translation of DANA and RNA respectfully. true or false.

true

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

true

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

trur

enzyme cofactors

vitamins,iron,copper,Cobalt,zinc and calcium.


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