MDCAT Biology Enzymes Test Mcqs Online

The detachable cofactor are

Enzymes belong to the one of most important group of

The optimum temperature for the enzyme of the human body is

Life is impossible without

The optimum pH for salivary amylase Enzyme is

Co-factor is a non protein part of enzyme.

Enzymes are protein in nature and are highly

Some enzymes are not able to work without

In which form enzymes cannot function?

The inactive form of Pepsin is

Enzyme always react with a specific substrate because of

MG+,Zn²⁺ and Cu²⁺ are detachable co-factor and known as

The loosely attached non protein part of enzyme is called

The catalytic site of the enzyme is that site which

The enzyme without cofactor is called

Induce fir model says that

Enzyme play a very important role in anabolism such as

Enzymes involved in cellular respiration are found in

A change in pH affect the enzyme reaction rate by

Which of the following enzyme has pH 2?

All enzymes are ________ proteins

Enzymes never change the properties of

If a non protein part is covalently bonded, it is a

Single enzyme can catalyze only a

An enzyme with its coenzyme of prosthetic group removed

Enzymes are sensitive to

The enzymes that are integral part of ribosome’s catalyze

Which of these is a protein digesting enzyme

Each enzyme can recognize and react with special chemical substance called

The active site of an enzyme is a cavity with

The active site of the enzyme is made up of two definite regions binding site and

The region in the active site of an enzyme that recognizes the proper substrate

Which scientist proposed induce fit model in 1959

Enzyme requires what type of media for their action?

The rate of enzyme controlled reaction may increase

Koshalnd’s induced fit model proposes that

Optimum temp for enzyme action in human body is

Enzymes are very sensitive to

Change in pH causes

What if you add more substrate to already occurring enzymatic reaction and it has no effect on the rate of reaction?

The effect of temperature, which denatures enzyme

The example if inhibitor is

Which inhibitors block the enzyme permanently

Enzymes are composed of

The catalytic activity of enzymes restricted to a small portion of the structure known as

In enzymatic reactions the reactant is called

Non-protein part of amino acids is known as

Which of the following are metal ions used as a co-factor

In case of enzymes the detachable co-factor is called

If the non-protein part is covalently bonded, it is known as