ATP Flashcards

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1
Q

How do you draw and label a molecule of ATP?

A

Diagram should include three phosphate groups (circles) joined to ribose (pentagon) and adenine (rectangle)

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2
Q

What are the components of a nucleotide?

A

Pentose sugar, phosphate plus organic base which contains nitrogen.

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3
Q

What are the components of ATP?

A

Ribose sugar, adenine and three phosphate groups joined together

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4
Q

Why is ATP formation endergonic?

A

Because energy is stored in the bond between the second and third phosphate.

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5
Q

Why is ATP hydrolysis exergonic?

A

Energy is released when the bond is broken between the second and third phosphate

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6
Q

Why is ATP known as the universal energy currency?

A

It is used by all living organisms to provide energy for nearly all reactions

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7
Q

Name three cellular processes that require ATP

A

Active transport, muscle contraction, protein synthesis, cell division, bulk transport.

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8
Q

How much energy is released when one mole of ATP is hydrolysed?

A

30.6kJ

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