Home Biology Biological Classification Skill Builder A proteinaceous covering which is elastic en…
Biology Biological Classification Skill Builder Single Correct MCQ
Published on: August 21, 2026

A proteinaceous covering which is elastic enough to enable turning and flexing of the cell, yet rigid enough to prevent excessive alternation in shape is:

A
Pellicle in Euglena
B
Plasmalemma in Peranema
C
Pellicle in Amoeba
D
Plasma membrane in Gonyaulax

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The correct answer is:
A

Instead of a cell wall, Euglena have a protein rich layer called pellicle which makes their body flexible.

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