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.
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
Interfascicular cambium is a
primary meristematic tissue
primordial meristem
type of protoderm
secondary meristematic tissue
Chloroplast dimorphism is a characteristic feature of
plants with Calvin cycle
C4 -plants
all plants
only in algae