NEET 2022 Re · Class 11

Cell: The Unit of Life

Which type of substance would face difficulty to pass through the cell membrane?

  1. (A)Substance soluble in lipids
  2. (B)Substance with hydrophobic moiety
  3. (C)Substance with hydrophilic moiety
  4. (D)All substance irrespective of hydrophobic and hydrophilic moiety

The NCERT line that answers it

Verbatim line

As the polar molecules cannot pass through the nonpolar lipid bilayer, they require a carrier protein of the membrane to facilitate their transport across the membrane.

Chapter
Cell: The Unit of Life
Section
8.5.1 Cell Membrane
Page
9
Words matched
26 of 26

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

How this line gives the answer

0, emb=1.0, combined=1.0). Verified: high — The span explicitly states that polar molecules (which are hydrophilic) cannot pass through the nonpolar lipid bilayer, directly supporting option C.

We did this for 1,565 questions.

Every one traced to the exact sentence in NCERT that answers it, including 90% of the 2026 paper. Sit a mock on the real NEET 2027 computer interface and every mark you drop comes back with its line attached.

Take the free 5-minute checkMore from this chapter

Question text is reproduced from the published NEET 2022 Re paper for study and commentary. NCERT text is quoted, not redistributed; textbooks remain at ncert.nic.in. Our mapping method, including its measured error rates, is published at /methodology.