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AP - Unit 3: Metabolism, Energy and Enzymes

Authored by Christopher Freidhoff

Biology

11th - 12th Grade

NGSS covered

Used 703+ times

AP - Unit 3: Metabolism, Energy and Enzymes
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This quiz covers enzyme structure and function within the broader context of cellular metabolism and bioenergetics, appropriate for grades 11-12 in Advanced Placement Biology. The questions systematically assess students' understanding of enzyme nomenclature, molecular composition, and the critical relationship between protein structure and function. Students must demonstrate mastery of enzyme kinetics, including how environmental factors like temperature and pH affect enzymatic activity through denaturation and optimal conditions. The quiz extensively covers enzyme regulation mechanisms, requiring students to differentiate between competitive inhibition, non-competitive inhibition, allosteric regulation, and feedback inhibition. Additionally, students need solid comprehension of thermodynamic principles, distinguishing between endergonic and exergonic reactions, understanding activation energy, and recognizing how enzymes catalyze reactions by lowering energy barriers without being consumed in the process. Created by Christopher Freidhoff, a Biology teacher in the US who teaches grades 11 and 12. This comprehensive assessment serves as an excellent tool for formative evaluation during a metabolism unit, allowing teachers to gauge student understanding before moving to more complex metabolic pathways. The quiz works effectively as a review session before unit exams, as homework to reinforce classroom instruction, or as a warm-up activity to activate prior knowledge before introducing new concepts like glycolysis or cellular respiration. Teachers can use individual question clusters to focus on specific areas where students need additional support, such as enzyme inhibition mechanisms or thermodynamic principles. The varied question formats, including diagram interpretation and conceptual application, align with AP Biology standards and prepare students for the analytical thinking required on the AP exam, particularly supporting Learning Objectives 2.1-2.5 regarding enzyme function and metabolic processes.

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38 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What 3 letters do enzymes typically end in?

-ose
-ase
-ese
-tic

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Enzymes are

Protiens

Lipids

Carbohydrates

DNA

Tags

NGSS.HS-LS1-6

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In an Exergonic reaction, heat is ________.

Absorbed
Created
Destroyed
Released

Tags

NGSS.HS-PS1-4

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Which of the following conclusions can be drawn from this graph?

The optimum pH of the enzyme is 6.6.
The optimum pH of the enzyme is 5.8
The enzyme’s activity increases as pH increases 5.0 to 9.0
The enzyme’s activity is greater around pH of 8.0 .

5.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

On an enzyme, the site that attaches to a substrate

Polypeptide

Base

Substrate

Active site

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Is this reaction endergonic or exergonic?

Exergonic
Endergonic

Tags

NGSS.HS-PS1-4

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Is this reaction endergonic or exergonic?

Exergonic
Endergonic

Tags

NGSS.HS-PS1-4

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