Fluid mosaic model of cell membrane was put forward by

(A)Danielli and Davson
(B)Singer and Nicolson
(C)Garner and Allard
(D)Watson and Crick

The NCERT line that answers it

Verbatim line

An improved model of the structure of cell membrane was proposed by Singer and Nicolson (1972) widely accepted as **fluid mosaic model** (Figure 8.4).

Chapter: Cell: The Unit of Life
Section: 8.5.1 Cell Membrane
Page: 9
Words matched: 24 of 24

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How this line gives the answer

0, emb=1.0, combined=1.0). Verified: high — The span explicitly states that Singer and Nicolson proposed the fluid mosaic model, which directly matches the question and distinguishes it from other options.

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