Biochemistry: AIIMS MAY 2003 Q14

Q-119. Mitochondria are involved in all of the following except:
a) ATP production
b) Apoptosis
c) Tri-carboxylic acid cycle
d) Fatty acid biosynthesis

Answer: Fatty acid biosynthesis
Explanation:
The main pathway for de novo synthesis of fatty acid occurs in the cytosol.
The biochemical processes taking place in mitochondria:
TCA or Kreb’s cycle and fatty acid oxidation for ATP production
Formation of acetyl Co-A
Part of urea cycle
Part of gluconeogenesis