Anti Bodies
Type A blood

contains type B antigens on the surface of red blood cells
can always be used to donate to an Rh+ individual
can be used to donate to type B individuals
can be used to donate to type AB individuals

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Anti Bodies
The main function of antibodies is to

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

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Anti Bodies
The immunoglobulin fold is

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

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Anti Bodies
Papain digest IgG into

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

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