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STD 11 - 12. Respiration in plants — NEET STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceNEETSTD 11 - 12. Respiration in plants4 Marks
MCQ
A false statement regarding cytochrome $-c-$ oxidase complex in $ETS$ in mitochondria is
  • ✓
    Receives electrons directly from ubiquinone
  • B
    Capable of reducing $O_2$
  • C
    Extend across the thickness of inner mitochondrial membrane
  • D
    Contains $Fe$ & $Cu$ both
✓

Answer

Correct option: A.
Receives electrons directly from ubiquinone
a
Receives electrons directly from ubiquinone via cyt $b c_{1}$ to cyt $c$. i.e., $\cup Q \rightarrow$ cyt $b c_{1} \rightarrow$ cyt $c$

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