C3b is involved in

A. opsonization.
B. interferon production.
C. properdin activation.
D. endotoxin production.


A

Biology & Microbiology

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During transcription,

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During conjugation, which cells are the recipients of the exogenous DNA?

a. F- cells b. F2 cells c. F1 cells d. F+ cells

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You observe a mass of amoeba-like cells that swarm together, form a stalk, and produce spores. This is a(n)

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Biology & Microbiology