LIFE SCIENCE

OBJECTIVE LIFE SCIENCE

BIOCHEMISTRY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Most enzymes work best at about 37
A
is usually specific to only one type of chemical reaction in the body.
B
serves as a catalyst for several kinds of reactions.
C
Either A or B
D
None of the above
Explanation: 

Detailed explanation-1: -Most enzymes in the human body work best at around 98.6-degrees Fahrenheit (F) (37°C), which is the body’s typical temperature. At lower temperatures, they may still work but much more slowly.

Detailed explanation-2: -This optimal temperature is usually around human body temperature (37.5 oC) for the enzymes in human cells. Above this temperature the enzyme structure begins to break down (denature) since at higher temperatures intra-and intermolecular bonds are broken as the enzyme molecules gain even more kinetic energy.

Detailed explanation-3: -Most enzyme functions are performed at 37∘C in humans because the enzymes are able to retain its structure at that temperature, allowing it to break down complex molecules efficiently.

Detailed explanation-4: -Temperature: Enzymes work best when your body temperature is normal, about 98.6°F (37°C). As temperature increases, enzyme reactions increase. But if the temperature gets too high, the enzyme stops working. That’s why a high fever can disrupt bodily functions.

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