IgA 1. fixation, pentameric 2. Found in secretions and mucous IgM membranes 3. capable of crossing placenta and venules IgM IgE 4. recognizes helminths > <> <>

Q: can you explain me this slides how  to identify and labeled them

A: ANSWER;- The picture is the slide to identify and label them;-

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A: Haemophilus infl uenzae is................ and requires special................. for growth.

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