BIOMOLECULES AND ENZYMES

BIOLOGY

ENZYMES

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What is it called when the enzyme stops working?
A
Denaturing
B
fracturing
C
breaking
D
none of these choices are correct
Explanation: 

Detailed explanation-1: -Enzyme Inactivation-an overview | ScienceDirect Topics.

Detailed explanation-2: -denaturation, in biology, process modifying the molecular structure of a protein. Denaturation involves the breaking of many of the weak linkages, or bonds (e.g., hydrogen bonds), within a protein molecule that are responsible for the highly ordered structure of the protein in its natural (native) state.

Detailed explanation-3: -When an enzyme stops working we call it “denatured.” Here are some things that can affect enzyme activity: Temperature-The temperature can affect the reaction rate. The higher the temperature, the faster the reaction will occur.

Detailed explanation-4: -Enzymes are proteins, which in turn are chains of amino acids linked by ends. Denaturation of enzymes causes bonds to be broken, structure to be disrupted and it stops functioning. This happens to enzymes when they are exposed to extreme, unsuitable conditions, for instance, high temperatures or extreme pH levels.

Detailed explanation-5: -Enzymes function most efficiently within a physiological temperature range. Since enzymes are protein molecules, they can be destroyed by high temperatures. An example of such destruction, called protein denaturation, is the curdling of milk when it is boiled.

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