Cell Metabolism

The mitochondria are called the power plants of the cell because they produce this energy-rich substance.

• ATP

• NADH

• FADH₂

• phosphate

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The process of breaking down a glucose molecule to release energy and pyruvate is called ___________.

• Cellular respiration

• Gluconeogenesis

• Glycolysis

• Hydrolysis

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Glycolysis occur in the ___________ of a cell.

• Golgi complex

• Mitochondria

• Cytoplasm

• ribosomes

How many pyruvate molecules are formed by the glycolysis process of two molecules of glucose?

• One

• Two

• Four

• Six

What is the primary role of enzymes inside of living cells? 

• organizing the translation of proteins
• allowing cells to be motile
• absorbing ultraviolet rays
• speeding up chemical reactions 

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Based on the role of enzymes in the cell, it can also be classified as

• inhibitors

• catalysts

• hormones

• vitamins

Enzymes are able to speed up chemical reactions because they

• increase the temperature inside the cell

• reduce the friction between the reactants

• make the raw materials more chemically reactive

• lower the activation energy of the reaction

What are all of the chemical reactions that occur within an
organism referred to?

• Enzymes
• Macromolecules
• Metabolism
• Activation Energy

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What is being represented by the letter A in the image?

• Substrate
• Enzyme
• Product
• Complex

In an endothermic reaction, heat is ________. In the cells, endothermic reaction is known as ________.

• Released, catabolism

• Absorbed, anabolism

• Created, anabolism

• Destroyed, catabolism

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