Biology, 18.03.2020 21:42 lamooothegoat
Immunizations against infectious diseases are one of the most successful medical advancements in the history of public health. a vaccine, containing weakened or dead forms of the antigen, is administered orally, intranasally, subcutaneously, or intramuscularly. the antigens are not virulent enough to cause the disease, but they provoke the adaptive immune response in the body. a vaccine is an example of which type of adaptive immunity?
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Agenus is a taxonomic grouping that identifies a collection of species. when a scientist discovers a new species, how is this species assigned to a genus
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The wings of insects, birds, and bats evolved independently but carry out similar functions. this is an example of a. analogous structures. b. embryonic structures. c. vestigial structures. d. homologous structures.
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Natural selection changes allele frequencies because some survive and reproduce more successfully than others.
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Immunizations against infectious diseases are one of the most successful medical advancements in the...
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