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Other quiz:

Immunology › View

At what stage of development does a B cell undergo DH-JH rearrangement?

A. pre-pro-B-cell

B. pro-B-cell

C. pre-B-cell

D. immature B cell

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Bacteria › View

Prokaryotes that need oxygen to survive

A. Obligate anaerobes

B. Obligate aerobes

C. Facultative aerobes

D. Endospores

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