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
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Which part of the neuron is responsible for propagating action potentials?
A. axon B. dendrite C. soma D. myelin sheath E. nucleus
This characteristic allows fungi to withstand heat and drought conditions
a. hyphae b. cell walls c. mycelia d. specialized organelles e. spores
Which of the following elements is considered a plant micronutrient?
A) iron B) nitrogen C) phosphorus D) oxygen
A sequence of three RNA bases can function as a(n)
A) gene only. B) codon or anticodon. C) codon only. D) anticodon only.