Neet Solved Paper 2013 Question 18
Question: The three boxes in this diagram represent the three major biosynthetic pathways in aerobic respiration. Arrows numbered 4, 8 and 12 can all be
Options:
A) NADH
B) ATP
C) $ H _2O $
D) $ FA{D^{+}}orFADH _2 $
Show Answer
Answer:
Correct Answer: B (ATP)
Solution:
Pathway A is glycolysis, pathway B is the krebs’ cycle and pathway C is oxidative phosphorylation
Arrow 1 -ADP or NAD+ Arrow 2 - Pyruvate Arrow 3 - NADH Arrow 4 - ATP Arrow 5 - ADP, NAD+ or
FAD Arrow 6 and 7 - FADH2 and NADH (either one can be 6 or 7) Arrow 8 - ATP or CO2 Arrow 9 and 10 -O2 and
ADP (either one can be 9 or 10) Arrow 11 and 12 - H2O and ATP (either one can be 11 or 12)
BETA
