Which statement about algal cell walls is CORRECT?
AAll algal classes possess identical cellulose walls
BGreen algae have cellulose and pectose walls
CBrown algae cell walls are made only of chitin
DRed algae completely lack any cell wall covering
Answer & Solution
Correct answer: B. Green algae have cellulose and pectose walls
Green algae have an inner cellulose layer and outer pectose layer. Brown algae have cellulose + algin coating. Red algae have cellulose, pectin and polysulphate esters. Chitin is fungal, not algal.
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