Pellagra is caused due to deficiency of the vitamin

• thiamine

• niacinn

• pyridoxin

• biotin

Osteomalacia is a disease caused by the deficiency of

• calciferol

• tocopherol

• retinol

• phylloquinone

Cells in G₀ phase of cell cycle

• exit cell cycle

• enter cell cycle

• suspend cell cycle

• terminate cell cycle

The "Repeating Unit" of glycogen is

• fructose

• mannose

• glucose

• galactose

The specific region of hypothalamus, responsible for physiological sweat secretion, is

• para-ventricular nucleus

• supra-optic nucleus

• median eminence

• pars distalis

The resolving power of a compound microscope will increase with

• decrease in wavelength of light and increase in numerical aperture

• increase in wavelength of light and decrease in numerical aperture

• increase in both wavelength of light and numerical aperture 

• decrease in both wavelength of light and numerical aperture

The duration of cardiac cycle is

• 0.8 s

• 0.8 µs

• 0.08 s

• 0.008 s

The major site of protein breakdown to form free amino acids is in the

• kidney

• spleen

• liver

• bone-marrow

Choose the correct non-protein amino acid

• hydroxyproline

• hydroxylysine

• cystine

• y-amino butyric acid

Collagen is a

• phosphoprotein

• globulin

• derived protein

• scleroprotein