Biochemistry Important One Liners Questions On Biological Oxidation

📅 August 11, 2022942 views ✍️ Diksha Bhatla

This post includes important one-liners of Biological Oxidation chapter from Biochemistry. This post summarises the chapter in short.

Q1. The relation between the change of free energy (G), enthalpy (H) and entropy (S) is expressed by the equation

Answer: ΔG = ΔH – TΔS (T = Absolute temperature)

Q2. A negative sign of free energy indicates that the reaction is

Answer: Exergonic or spontaneous

Q3. The bonds responsible for a majority of high-energy compounds are

Answer: Phosphoanhydride bonds

Q4. The storage form of high-energy compound in invertebrates is

Answer: Phosphoarginine

Q5. A more negative redox potential represents a greater tendency to lose

Answer: Electrons

Q6. The electron transport chain is located in

Answer: Inner mitochondrial membrane

Q7. The prosthetic group present in cytochromes

Answer: Heme (porphyrin with iron)

Q8. The component of electron transport chain which can directly react with molecular oxygen

Answer: Cytochrome oxidase (cyt a + a3)

Q9. The site of ETC inhibited by cyanide

Answer: Cytochrome a + a3

Q10. Superoxide is converted to H2O2 by the enzyme

Answer: Superoxide dismutase

Q11. Name the compound with the greatest standard free energy.

Answer: Phosphoenolpyruvate

Q12. Which components of ETC possesses isoprenoid units

Answer: Coenzyme Q

Q13. The P : O ratio for the oxidation of FADH2 is

Answer: 2

Q14. Inner mitochondrial membrane is impermeable to

Answer: OH– K+ H+

Q15. ATP synthase activity is associated with the mitochondrial enzyme complex

Answer: V

This post includes important one-liners of Biological Oxidation chapter from Biochemistry. This post summarises the chapter in short.

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