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Health, 23.06.2019 04:31, NeedsMajorHelp
What is difference between an epidemic and a pandemic? a) an epidemic is a disease; a pandemic is a treatment. b) an epidemic is restricted to a local region; a pandemic is global. c) an epidemic has low mortality; a pandemic has higher mortality. d) an epidemic is caused by a bacterial infection; a pandemic is caused by a viral infection.
Answers: 1
What are macro-elements and trace elements?...
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Chemistry, 25.12.2019 22:31