Chitin is a
polysaccharide
nitrogenous polysaccharide
lipoprotein
protein
A.
polysaccharide
Chitin is a polysaccharide comprising chains of N-acetyl-D-glucosamine, a derivative of glucose. Chitin is structurally very similar to cellulose and serves to strengthen the supporting structure of invertebrates. It also occurs in fungi.
Interfascicular cambium is a
primary meristematic tissue
primordial meristem
type of protoderm
secondary meristematic tissue
Which one is true for ATP?
ATP is a prosthetic part of an enzyme
ATP is an enzyme
ATP is the organic ions of enzyme
ATP is a coenzyme
Purines possess nitrogen at
1, 2, 4 and 6 position
1, 3, 5 and 7 position
1, 3, 7 and 9 position
1, 2, 6 and 8 position
Chloroplast dimorphism is a characteristic feature of
plants with Calvin cycle
C4 -plants
all plants
only in algae