Antibody

Antibody is a globular glycoprotein

• True

• False

The chains of antibody are linked together by

• peptide bonds

• glycosidic bonds

• disulfide bonds

• hydrogen bonds

Antibodies are specific molecules

• True

• False

Antibody first to reach at the site of infection

• IgA

• IgE

• IgG

• IgM

Antibody structure contains

• One heavy and one light polypeptide chains

• One heavy and two light polypeptide chains

• Two heavy and one light polypeptide chains

• Two identical heavy and two light polypeptide chains

Any substance foreign to the body that evokes an immune response

• immunoglobulin

• interleukin

• pathogen

• antigen

The antigen receptor of T-cell consists of alfa-chain and beta-chain

• True

• False

Between the antigen-binding site of antibody and antigen a lot noncovalent interactions are formed.

• True

• False

Which cells produce antibodies to pathogens?

• Red blood cells

• Lymphocytes

• Bacteria

• Phagocytes