Immunity that develops as a result of an actual infection is called:

A) artificial active acquired immunity.
B) artificial passive acquired immunity.
C) natural active acquired immunity.
D) natural passive acquired immunity.


C) natural active acquired immunity.

Biology & Microbiology

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Plasmids that have genes that decrease bacterial susceptibility to antibiotics are called ________ factors.

A. metabolic B. col C. virulence D. resistance

Biology & Microbiology

Oxygen produced by photosynthesis comes directly from:a

light. b. CO2. c. glucose. d. H2O. e. ATP.

Biology & Microbiology

Shared ancestral characters may also be called:a

heteroplastic characters. b. synapomorphic characters. c. plesiomorphic characters. d. outgroups. e. phenetic characters.

Biology & Microbiology

What stimulates the respiratory center to increase the breathing rate?

What will be an ideal response?

Biology & Microbiology