Enzyme Action: Structure and Function

Front

Role of active site in an enzyme?

Back

Binds to substrates.

Front

In a chemical reaction, the _______ is turned into the product by a catalyst.

Back

substrate

Front

Main reason enzymes are essential for life?

Back

Speed up reactions

Front

Effect of extreme pH on enzymes

Back

Denaturation

Front

When all enzymes are at their fastest rates, the substrate is in ______.

Back

excess

Front

The concentration of substrates halts the reaction rate increase, known as the ______ factor.

Back

limiting

Front

Effect of competitive inhibitor on reaction rate

Back

Decreases the reaction rate

Front

Difference between competitive and non-competitive inhibitors:

Back

Competitive inhibitors bind to the active site.

Front

Effect of non-competitive inhibitors on enzyme-substrate complex?

Back

Prevents formation

Front

Main effect of cyanide on enzymes:

Back

Inhibits them.