List of top Biology Questions asked in GAT-B

Which one of the following antibody types protects against inhaled and ingested pathogens?
What is the length of peptides binding to Major Histocompatibility Complex (MHC) class II molecule?
Antibody diversity is an example of:
The specificity in an antibody molecule is provided by the:
The allergic immune response is characterized by the increased levels of:
Regulatory B cells (Bregs) are important mediators of adaptive immunity and function mainly via the secretion of:
Myasthenia gravis is an autoimmune disease where the patient makes antibodies for its own:
Which of the following immunoglobulins primarily pass through the placenta to provide passive immunity to the fetus?
CD4 antigen is absent on
Which one of the following plant tissue culture techniques can be most effectively used for production of virus-free plants?
Which one of the following tissue culture approaches is most appropriate for production of double haploid plants?
Which one of the following cell types is involved in retaining the tattoo ink?

Match the items in List I with the items in List II.


 

In which one of the following compartments of the cell, carbohydrates are added to a protein during glycoprotein synthesis?

Match the items in List I with items in List II


 

What will happen to immune cell development if we remove thymus from neonatal mice?
Which one of the following amino acids is coded by a single codon?
Pattern of inheritance of flower colour in Mirabilis jalapa is similar to that of
Hepatitis B virus genome is
For an imaginary Martian species with three nucleotides (X, Y and Z), how many 3-letter codons are possible?
Which one of the following categories of methods CANNOT be used for animal virus detection?
Which statement is true with respect to meiosis?
Which one of the following is caused by point mutation?
Which one of the following statements about AIDS caused by HIV is correct?

Match the items of List I with the items in List II.

Choose the correct answer from the options given below: