Reticulocyte loses basophilia and becomes mature erythrocyte in:

A.1-2 day's B. 10-12 days C. 4-6 days D. 5-10 days

What is the normal liquefaction time of semen?
A. Up to 30 minutes
B. Up to 60 minutes C. Up to 90 minutes D. Up to 120 minutes

Haemoglobin A2 is made up of

A. Alpha and Bita chains B. Alpha and Eta chains C. Alpha and Delta chains D. Alpha and gamma chains

In which stain capsule appear as un stained areas:
A. Acid-fast stain
B. Negative stain C. Albert stain D. Haematoxylin stain

Spores are destroyed by autoclaving at 121°C for ____ minutes.
A. 10 minutes
B. 20 minutes C. 15 minutes D. 30 minutes

What is a normal platelet size?
A. 2-10 µm
B. 2-8µm C. 3-4 µm D. 2-9 µm

Erytropoietin is formed in:
A. Kidney
B. Bone marrow C. Liver D. All

The normal specific gravity of blood ranges from:
A. 1.048-1.066
B. 1.90-1.099 C. 1.005-1.010 D. 1.14-1.030

Which of the following is useful for identifying amino terminal residue of proteins?
1. Cyanogen bromide
2. Fluorodinitrobenzene 3. Performic acid 4. Dansyl chloride

Which of the following is an inhibitor of protein synthesis?
1. Pencillin
2. Chloramphenicol 3. Actinomycin D 4. Bacitracin

The Ames test is used to:
1. To detect bacteria
2. To detect viruses 3. To detect enzymes 4. To detect mutagens

A Codon consists of:
1. One molecule of amino acyl-t RNa
2. Two complementary base pairs 3. Three consecutive nucleotide units 4. Three individual nucleotides

Nuclear Magnetic Resonance Imaging technique is based on the gyromagnetic property of:
1. Electron
2. Neutron 3. Proton 4. Positron

Which leucocyte phagocyte acute infectious bacteria

In mammals or Humans, fertilization of eggs takes place in the

Ductless glands which secrete hormones are called

Which part of bacterial cell is antigenic.

Capsule protect bacteria from which deleterious agents