SCIENCE
BIOLOGICAL SCIENCES
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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____ is a carbohydrate that forms plant cell walls, and ____ makes hard shells.
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Chitin, cellulose
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Phospholipid, chitin
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Cellulose, chitin
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Amino acid, phospholipid
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Explanation:
Detailed explanation-1: -Cellulose is the single most common biochemical compound in living things. It forms the cell walls of plants and certain algae. Like most other animals, humans cannot digest cellulose, but it makes up most of the crucial dietary fiber in the human diet.
Detailed explanation-2: -All cell walls of higher plants contain cellulose, a homopolymer of -1, 4-linked glucose units, mainly in the form of crystalline microfibrils as well as in an amorphous form (Carpita and McCann, 2000).
Detailed explanation-3: -The plant cell wall is made up of cellulose which is a complex substance and provides structural strength to the plants.
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