Which of the following statements regarding mitochondrial membrane is not correct?

(A)The outer membrane resembles a sieve.
(B)The outer membrane is permeable to all kinds of molecules.
(C)The enzymes of the electron transfer chain are embedded in the outer membrane.
(D)The inner membrane is highly convoluted forming a series of infoldings.

The NCERT line that answers it

Verbatim line

The metabolic pathway through which the electron passes from one carrier to another, is called the **electron transport system** (ETS) (Figure 12.4) and it is present in the inner mitochondrial membrane.

Chapter: Respiration in Plants
Section: 12.4.2 Electron Transport System (ETS) and Oxidative Phosphorylation
Page: 6
Words matched: 31 of 31

The answer appears as a continuous sentence in NCERT. This is that sentence.

How this line gives the answer

0, emb=0.9385, combined=0.9631). Verified: high — The span explicitly states 'the electron transport system (ETS)... is present in the inner mitochondrial membrane', which directly contradicts option C's claim that these enzymes are in the outer membrane.

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