_________________is one of the limitation of animal tissue culture 

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#Question id: 1995

#Section 2: General Biology

What is the primary function of humoral immunity?

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#Question id: 1986

#Section 2: General Biology

The following events occur when a mammalian immune system first encounters a pathogen. Which shows the correct sequence in which they occur?

I.   Pathogen is destroyed.

II.  Lymphocytes secrete antibodies.

III. Antigenic determinants from pathogen bind to antigen receptors on lymphocytes.

 IV.  Lymphocytes specific to antigenic determinants from pathogen become numerous.

V.   Only memory cells remain.

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#Question id: 7459

#General Aptitude

The angle between the minute hand and the hour hand of a clock when the time is 8 : 30 , is

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#Question id: 15751

#Section 6: Plant, Animal and Microbial Biotechnology

Plants through the fusion of protoplasts of two different plant species/varieties is called

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#Question id: 1940

#Section 2: General Biology

The high concordance rate for monozygotic vs dizygotic twins in type 1 diabetes indicates: