Respiration In Plants Question 114

Question: Cytochromes are [CBSE PMT 2001]

Options:

A) Lipid

B) Glycoprotein

C) Metalloporphyrins

D) $ F{e^{++}} $ containing with porphyrin pigment

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Answer:

Correct Answer: D

Solution:

Cytochromes contain Fe with porphyrin pigment.

The electrons pass through the cytochromes reducing their $ F{e^{+3}} $ into $ F{e^{+2}}(F{e^{+3}}+{e^{-}}\to F{e^{+2}}) $ .