The sugar unit present in nucleic acid is___________

(a)

a hexose

(b)

tetrose

(c)

pentose

(d)

glucose

Penta hydroxy hexanone is__________

(a)

an aldo hexose

(b)

a ketohexose

(c)

an aldo pentose

(d)

a ketopentose

In acidic solution an amino acid, when placed in an electric field__________

(a)

moves towards cathode

(b)

moves towards the anode

(c)

dissociates to cation and anion

(d)

does not move either towards the cathode or anode

The precipitation of protein is called_________

(a)

peptisation

(b)

denaturation

(c)

renaturation

(d)

none of these

Hydrolysis of cellulose yields_______

(a)

D - glucose

(b)

amylose and amylopectin

(c)

D - glucose and D galactose

(d)

D - Fructose