Cellulose does not give a blue colour with iodine because it has straight, unbranched β(1→4) glucan chains.
It lacks the helical structure needed to trap iodine (I₂) molecules.
Starch (especially amylose) has helical coils, so it traps iodine and gives a blue colour.
so Both A and R are true, and R is the correct explanation of A.
Choose the odd one out w.r.t aromatic amino acid.
NextWhich of the following is the R group in serine amino acid?
In arthropods, exoskeleton is made up of;
MediumWhich of the following is not a homopolymer?
MediumChitinous exoskeleton of arthropods that is responsible for their evolutionary success is made up of
EasyAssertion (A): Starch gives colour with iodine but cellulose cannot be stained by iodine. Reason (R)
EasyNAD stands for;
EasyWhich of the following is a reserve food material in plants?
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