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NEET Biology Plant Kingdom Question Bank Self Evaluation Test - Plant Kingdom

  • question_answer
    A gelatinous coating outside the cellulosic cell wall is observed in the members belonging to brown algae. This gelatinous coating is called-

    A) Algin    

    B) Polyalginate

    C) Glycoalgin        

    D) Mannitol

    Correct Answer: A

    Solution :

    [a] Alginic acid is a phycocolloid, extracted commercially from giant brown algae or kelp. Alginic acid is copolymer of \[\alpha -1,\] 4 D-mannuronic acid and \[\alpha -1,\] 4 L-glucuronic acid.


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