Understanding Enzymes and Their Functions

Understanding Enzymes and Their Functions

Assessment

Flashcard

Science

10th Grade

Hard

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15 questions

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1.

FLASHCARD QUESTION

Front

What are enzymes?

Back

Enzymes are biological catalysts that speed up chemical reactions in living organisms without being consumed in the process.

2.

FLASHCARD QUESTION

Front

How do enzymes work?

Back

Enzymes work by lowering the activation energy required for a reaction to occur, allowing the reaction to proceed more quickly.

3.

FLASHCARD QUESTION

Front

What is the enzyme-substrate complex?

Back

The enzyme-substrate complex is a temporary association formed when an enzyme binds to its substrate, facilitating the chemical reaction.

4.

FLASHCARD QUESTION

Front

What factors affect enzyme activity?

Back

Factors that affect enzyme activity include temperature, pH, substrate concentration, and the presence of inhibitors or activators.

5.

FLASHCARD QUESTION

Front

What is the optimal temperature for most human enzymes?

Back

The optimal temperature for most human enzymes is around 37 degrees Celsius (98.6 degrees Fahrenheit).

6.

FLASHCARD QUESTION

Front

What happens to enzymes at high temperatures?

Back

At high temperatures, enzymes can denature, losing their shape and functionality, which decreases their activity.

7.

FLASHCARD QUESTION

Front

What is the role of enzymes in digestion?

Back

Enzymes in digestion break down food into absorbable molecules, allowing nutrients to be utilized by the body.

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