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Biology, 12.12.2019 06:31 TVASALLO31
The virus that causes aids, hiv (human immunodeficiency virus), derives from siv (simian immunodeficiency virus). siv can only infect monkeys. people who hunted wild monkeys were not susceptible to siv infection because the host range of the virus was species- specific (i. e., restricted to monkeys). then all of a sudden. siv gained the ability to infect humans and the hiv/aids pandemic began. as a geneticist, how would you explain this? you may answer in very general terms. a full credit answer can be written in one word
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