NEET 2015 · Class 12

Biotechnology and its Applications

protoplast is a cell -

  1. (A)A undergoing division
  2. (B)without plasma membrane
  3. (C)without nucleus
  4. (D)without cell wall

The NCERT line that answers it

Verbatim line

Scientists have even isolated single cells from plants and after digesting their cell walls have been able to isolate naked protoplasts (surrounded by plasma membranes).

Chapter
Biotechnology and its Applications
Section
10.1 BIOTECHNOLOGICAL APPLICATIONS IN AGRICULTURE
Page
1
Words matched
25 of 25

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

How this line gives the answer

6, emb=1.0, combined=0.84). Verified: high — The span explicitly states that protoplasts are obtained 'after digesting their cell walls' and describes them as 'naked protoplasts (surrounded by plasma membranes)', which conclusively defines a protoplast as a cell without a cell wall.

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