Question at position 35 Which of the following viruses was transmitted from non-human primates to humans?Human immunodeficiency virusInfluenza virusSmallpoxNone of the aboveClear my selection单项选择题
A
Human immunodeficiency virus
B
Influenza virus
C
Smallpox
D
None of the above

Question

Question at position 35 Which of the following viruses was transmitted from non-human primates to humans?Human immunodeficiency virusInfluenza virusSmallpoxNone of the aboveClear my selection

BlackTom AI · Accepted Answer

Analyzing the question, we need to identify which virus has a history of transmission from non-human primates to humans.
Option 1: Human immunodeficiency virus (HIV) — This is the correct line of thinking. HIV originated from simian immunodeficiency virus (SIV) that infected non-human primates and crossed the species barrier to humans, leading to the HIV/AIDS pandemic through zoonotic transmission and subsequent human-to-human spread.
Option 2: Influenza virus — While influenza has numerous reservoirs and can jump species (e.g., avian, swine, human strains), the typical primate-to-human transmission is not the classic or primary origin story for influenza; this option is not the best fit for primate-to-human transmission.
Option 3: Smallpox — Smallpox, caused by the variola virus, is believed to have a long human history with no known direct transmission from non-human primates as its primary source. This makes it an incorrect choice for the described transmission route.
Option 4: None of the above — Given that HIV is widely recognized as having originated from non-human primates, this option is incorrect.
In summary, among the options, HIV stands out as the virus with a well-established lineage of zoonotic transfer from non-human primates to humans, via SIV, followed by human-to-human transmission.

Question at position 35 Which of the following viruses was transmitted from non-human primates to humans?Human immunodeficiency virusInfluenza virusSmallpoxNone of the aboveClear my selection单项选择题

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