Practice Spontaneity Of Reactions In Biological Systems (8.5) - Metabolism - Energy, Life, and Transformation
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Spontaneity of Reactions in Biological Systems

Practice - Spontaneity of Reactions in Biological Systems

Learning

Practice Questions

Test your understanding with targeted questions

Question 1 Easy

Define Gibbs Free Energy (ΔG).

💡 Hint: Think about energy that can be used for cellular processes.

Question 2 Easy

What does a negative ΔG indicate?

💡 Hint: Consider how reactions happen without needing energy input.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What does a negative Gibbs Free Energy (ΔG) indicate about a reaction?

It is non-spontaneous
It can occur spontaneously
It requires energy input

💡 Hint: Think about processes that happen naturally.

Question 2

True or False: All endergonic reactions have a positive Gibbs Free Energy change (ΔG).

True
False

💡 Hint: Focus on definitions of endergonic processes.

1 more question available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

You have an endergonic reaction with ΔG = +20 kJ/mol. How can this reaction proceed in a cell?

💡 Hint: Think about how ATP might link to this reaction.

Challenge 2 Hard

Discuss why using ATP hydrolysis for energy coupling is efficient in biological systems.

💡 Hint: Consider the roles and rate of ATP in the cell.

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Reference links

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