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Which of these is a common component of both algal and plant cell wall?

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in Biology – Class 11 by (272k points)
Which of these is a common component of both algal and plant cell wall?

(a) Cellulose

(b) Pectin

(c) Galactan

(d) Mannan

I have been asked this question at a job interview.

The doubt is from Eukaryotic Cells and it’s Organelles in division Cell : The Unit of Life of Biology – Class 11

1 Answer

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Correct answer is (a) Cellulose

To explain I would say: The algal cell wall contains cellulose, galactans, mannans and minerals like calcium carbonate. The plant cell wall contains cellulose, hemicellulose, pectins and proteins. Hence, cellulose is the common component.

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