Anti Bodies
Structures of anti-PCP antibody shows that the tight binding of PCP to the antibody is primarily due to

none of these
Van der Waals forces.
electrostatic forces.
hydrophobic forces

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Anti Bodies
Papain digest IgG into

two Fab fragments and one Fc fragment
two Fab fragments and two Fc fragments
three Fab fragments and three Fc fragments
three Fab fragments and two Fc fragments

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Anti Bodies
The main function of antibodies is to

generate antigens, thus conferring immunization
protect the circulatory system
chemically combine with the antigen which induces it, inactivate the antigen and protect the body from disease
kill all the foreign bodies

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Anti Bodies
The immunoglobulin fold is

a β-barrel composed of a three- and a four-stranded antiparallel β-sheet
both (a) and (b)
found only in IgG molecules
found six times in the IgG molecule

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