Enzymes

Enzymes

Assessment

Flashcard

Biology

9th - 12th Grade

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

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15 questions

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1.

FLASHCARD QUESTION

Front

What is an enzyme?

Back

An enzyme is a protein that acts as a catalyst to speed up chemical reactions by lowering the activation energy required.

2.

FLASHCARD QUESTION

Front

How do enzymes speed up reactions?

Back

Enzymes speed up reactions by lowering the activation energy needed to start the reaction.

3.

FLASHCARD QUESTION

Front

What is the active site of an enzyme?

Back

The active site is the specific region on an enzyme where substrates bind and undergo a chemical reaction.

4.

FLASHCARD QUESTION

Front

What do enzymes typically end with?

Back

Enzymes typically end with the suffix '-ase', such as 'lactase' or 'amylase'.

5.

FLASHCARD QUESTION

Front

What is the Lock and Key hypothesis?

Back

The Lock and Key hypothesis suggests that the enzyme's active site (the 'lock') is a perfect fit for a specific substrate (the 'key').

6.

FLASHCARD QUESTION

Front

What is the Induced Fit hypothesis?

Back

The Induced Fit hypothesis proposes that the active site of an enzyme changes shape to better fit the substrate upon binding.

7.

FLASHCARD QUESTION

Front

What factors can affect enzyme activity?

Back

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

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