Question

Algae have cells made up of
(a) cellulose, galactans and mannans
(b) hemicellulose, pectins and proteins
(c) pectins, cellulose and proteins
(d) cellulose, hemicellulose and pectins.
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Answer 1

d) Cellulose , hemicellulose and pectins is the answer

Hope it helps you mate............

Answer 2

(a) cellulose, galactans and mannans

Explanation:

Algae, including plants, contain cell walls that comprise either polysaccharides like cellulose or a range of glycoproteins or both.