@The role of interferons is to protect the cells against viral infections.

a. Neutralization
b. Opsonization
c. Complement activation
d. Primary immune response


a. Neutralization

Neutralization occurs when antibodies prevent a virus from binding to the target.

Biology & Microbiology

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The process by which haploid cells are produced from diploid cells is called

A. sexual reproduction. B. mitosis. C. fertilization. D. meiosis. E. reduction.

Biology & Microbiology

What process typically regulates the enzymes involved in metabolic reactions?

a. entropy capture b. ATP blockage c. feedback inhibition d. substrate inhibition

Biology & Microbiology

If you suspect someone has Clostridium infection such as gangrene or tetanus you must confirm which of the followings:

A. Gram positive B. Cluster formation C. Bacilli in chains D. Diplococci A. A, B, and D B. A and B C. A and C D. A and D E. A, B, and C

Biology & Microbiology

Only mammals and birds can produce urine that is

A. hypertonic. B. isotonic. C. hypotonic.

Biology & Microbiology