Which of the following statements is false?

a. Individuals are injected with antibodies in passive immunity.
b. A genetically engineered virus is not as potentially dangerous as a weakened but intact
pathogen.
c. Allergies occur when the body makes a secondary immune response to a normally
harmless substance.
d. Allergies are a nuisance but are never dangerous or life-threatening.
e. Allergies cause the secretion of mucus, prostaglandins, and histamines.


D

Biology & Microbiology

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Which part of the neuron is responsible for propagating action potentials?

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This characteristic allows fungi to withstand heat and drought conditions

a. hyphae b. cell walls c. mycelia d. specialized organelles e. spores

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Which of the following elements is considered a plant micronutrient?

A) iron B) nitrogen C) phosphorus D) oxygen

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A sequence of three RNA bases can function as a(n)

A) gene only. B) codon or anticodon. C) codon only. D) anticodon only.

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