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TLS Online TPP Program

#Question id: 1993

When antibodies attack antigens, clumping of the affected cells generally occurs. This is best explained by

#Section 2: General Biology

  1. the shape of the antibody with at least two binding regions.

  2. disulfide bridges between the antigens.

  3. complement that makes the affected cells sticky.

  4. bonds between class I and class II MHC molecules.

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TLS Online TPP Program

#Question id: 1937

#Section 2: General Biology

Which of the following antibodies is of most use for the diagnosis of pernicious anemia?
TLS Online TPP Program

#Question id: 1938

#Section 2: General Biology

Which of the following antibodies are useful for the diagnosis of Sjögren's syndrome?
TLS Online TPP Program

#Question id: 1939

#Section 2: General Biology

Which of the following models is an example of a spontaneous organ-specific autoimmune disease?
TLS Online TPP Program

#Question id: 1940

#Section 2: General Biology

The high concordance rate for monozygotic vs dizygotic twins in type 1 diabetes indicates:
TLS Online TPP Program

#Question id: 1943

#Section 2: General Biology

What is HLA-DR2 a risk factor for?
TLS Online TPP Program

#Question id: 1944

#Section 2: General Biology

The antiphospholipid syndrome is associated with: