---
date: 2021-12-16
tags:
  - biokemi
  - provfråga
  - termodynamik
---
**The coupling of ATP synthesis to a glycolytic reaction is described below.**

PEP + H₂O → pyruvate + Pi (ΔG = −78 kJ/mol)  
ADP + Pi → ATP + H₂O (ΔG = +55 kJ/mol)  

PEP + ADP → pyruvate + ATP (ΔG = −23 kJ/mol)  

**Which of the following statements is correct for the reaction ADP + Pi → ATP + H₂O?**  
Välj ett alternativ:

- A: The reaction is exergonic and thermodynamically unfavorable.
- B: The reaction is endergonic and thermodynamically favorable.
- C: The reaction is endergonic and thermodynamically unfavorable.
- D: The reaction is exergonic and thermodynamically favorable.

Rätt svar
```spoiler-block
D
```