Metabolism and Energy Balance

From the study guide

Course Outline

  1. Metabolism and Chemical Reactions
  2. Cellular Compartments and Coordination
  3. Anabolism and Catabolism
  4. Aerobic and Anaerobic Metabolism
  5. ATP Production and Energy Expenditure
  6. Metabolic Intermediates and Reserves
  7. Fasting Adaptations

1. Metabolism and Chemical Reactions

Key Concepts & Definitions

  • Metabolism: the set of chemical reactions through which the cells of an organism produce and/or use energy, while transforming matter
  • Enzyme: a catalyst that facilitates a chemical reaction in a cell without being presented as a reactant

★ Must-know

📌 Anabolism consists of synthesis pathways that build molecules, whereas catabolism consists of degradation pathways that break molecules down.

Further detail

  • A molecule is a group of atoms joined by chemical bonds, whereas an atom is the smallest part of a simple body that can chemically combine with another atom.

Memory Hook

Substrates → enzyme-catalyzed reactions → products

2. Cellular Compartments and Coordination

Key Concepts & Definitions

  • Cell: the smallest structural and functional unit constituting all or part of a living organism
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Practice quiz preview

1. What does metabolism encompass in a living organism?

2. What role does an enzyme play in a cellular chemical reaction?

3. Which statement correctly distinguishes anabolism from catabolism?

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Flashcard preview

What is metabolism in cellular biology?

The set of chemical reactions producing or using energy and transforming matter in cells.

What role does an enzyme play in a chemical reaction?

It catalyzes the reaction without being consumed as a reactant.

What does anabolism consist of?

Synthesis pathways that build molecules.

What does catabolism consist of?

Degradation pathways that break molecules down.

What is a molecule?

A group of atoms joined by chemical bonds.

What is an atom in terms of chemical combination?

The smallest part of a simple body that can chemically combine with another atom.

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Frequently asked questions

What does the Metabolism and Energy Balance study guide cover?

It covers the core concepts of Metabolism and Energy Balance, organized by topic with the key definitions, explanations and takeaways, so it's easier to learn and remember.

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How many questions are in the Metabolism and Energy Balance quiz?

The practice quiz has 24 multiple-choice questions, each with an explanation. Use it to check what you know and find your gaps.

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How do I study Metabolism and Energy Balance with flashcards?

There are 44 flashcards on Metabolism and Energy Balance, with a question on the front and the answer on the back. Try to recall each answer before you flip, and let spaced repetition bring back the ones you miss.

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