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content/Biokemi/Gamla tentor/2021-12-16/17.md

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+---
+tags:
+  - biokemi
+  - provfråga
+---
+**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:
+
+- The reaction is exergonic and thermodynamically unfavorable.  
+- The reaction is endergonic and thermodynamically favorable.  
+- The reaction is endergonic and thermodynamically unfavorable.  
+- **The reaction is exergonic and thermodynamically favorable.**
+
+*(Flervalsfråga; valt alternativ ej markerat i textversionen.)*