ATP: The Energy Currency of Cells

What is the primary function of ATP?

• Store and transfer energy in cells

• Provide structure to cell membranes

• Facilitate DNA replication

• Act as a catalyst in chemical reactions

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NGSS.HS-LS1-7

What is most commonly broken down to create energy?

• nucleic acids

• proteins

• lipids

• carbohydrates

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NGSS.HS-LS1-7

NGSS.HS-LS2-5

Which biomolecule category does ATP belong to?

• Nucleic acids

• Proteins

• Carbohydrates

• Lipids

How many phosphates does ATP have?

• 1

• 2

• 3

• 4

Which sugar is present in ATP?

• Glucose

• Fructose

• Ribose

• Deoxyribose

What is the process called when ATP is hydrolyzed?

• Dehydration synthesis

• Glycolysis

• Krebs cycle

• Cellular respiration

What happens to ATP when it loses its third phosphate?

• It becomes more stable

• It becomes less stable

• It becomes a different molecule

• It becomes a protein

What is the role of ATP in active transport?

• It helps move molecules from high to low concentration

• It helps move molecules from low to high concentration

• It helps move molecules against their concentration gradient

• It has no role in active transport

What happens when ATP is transferred to a molecule in active transport?

• The molecule becomes less reactive

• The molecule becomes more stable

• The molecule becomes phosphorylated

• The molecule becomes hydrolyzed

What is the purpose of the ATP cycle?

• To generate energy

• To regenerate ATP

• To break down glucose

• To produce oxygen

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NGSS.HS-LS1-7