Respiration In Plants Question 108
Question: The last or terminal cytochrome in respiratory chain is [CBSE PMT 1992; RPMT 1997]
Options:
A) $ Cytb $
B) $ Cyta_3 $
C) $ Cyta $
D) $ Cytc $
Show Answer
Answer:
Correct Answer: B
Solution:
Cytochrome a3 contains both iron and copper, in this Fe picks the electrons and through $ Cu $ it hands over electron to oxygen, so cytochrome $ a^{3} $ called terminal electron donar.