Related Questions

Following are the statements about primary immune response
A Time of peak response generally 7-10 days
B Antibody affinity is lower
C Responding B cell is memory B cell
D IgG predominates
E Antibody affinity is higher
Following are the cell surface proteins that play an important role in immune response
A CD28 in helper T cells
B CD8 in cytotoxic T cells
C B7 in macrophages
D Class II MHC in B cells
E TCR in helper T cells not in cytotoxic T cells
Followings are cell derived factors that participate in non-specific immune response
A Complement
B Interferon
C C-reactive protein
D Tumour Necrosis Factor (TN
E Lactic acid
একটি স্টেপ আপ ট্রান্সফরমারে, গৌণ কুণ্ডলীর পাকসংখ্যা মুখ্য কুন্ডলীর পাকসংখ্যার দ্বিগুণ। যদি মূখ্য কুন্ডলীকে কোন পরিবর্তী বিদ্যুৎ লাইনের সাথে সংযুক্ত করা হয়, তাহলে মুখ্য কুণ্ডলীর তুলনায় গৌণ কুণ্ডলীতে- (In a step up transformer, the number of turns in the secondary coil is twice to that of primary coil. If you apply an alternating current in the primary coil, then in the secondary coil compared to the primary coil-)
A তড়িৎ প্রবাহের মান দ্বিগুণ হবে (current will be doubled)
B তড়িৎ প্রবাহের মান অর্ধেক হবে (current will be halved)
C তড়িৎ বিভবের মান অর্ধেক হবে (voltage will be halved)
D তড়িৎ প্রবাহের মান সমান থাকবে (Current will remain the same)
Following vaccines may be used in immune compromised child
A Recombinant viral protein antigen
B Bacterial toxoid
C Killed whole bacterial cell
D Live attenuated virus
E BCG vaccine
Following food boost immune systems in our body-
A Cereals and nuts
B Vitamins and minerals
C Protein
D Carbohydrate
E Fat, butter and cheese
Acquired Immune Deficiency Syndrome (AIDS) is caused by
A Bacteria
B Fungus
C Virus
D None of the Above
Doctors believe that some people are naturally immune _ AIDS.
A on
B at
C during
D to
In the immune system of the body
A The neutrophils are phagocytic cells.
B The antigen presenting cells include the langerhans' cells of skin.
C Germinal centres are absent from the spleen.
D Germinal centres produce B hymphocytes.
E The T cells mature both in the central and peripheral lymphoid tissues.
Immune blood group antibodies:
A Can cross placenta
B Can cause hemolytic disease of newborn
C Are IgM in type
D Occur naturally
E Cannot cause intra vascular red cell destruction

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