HOW MUCH DO YOU KNOW? (SA-14)
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Answers: 2
Health, 23.06.2019 04:31
Which of the following best reflects what we know about how the flu virus moves between species? a) the flu virus in a pig is mutated and replicated in alternate arrangements so that humans who eat the pig products can be infected.b) a flu virus from a human epidemic or pandemic infects birds; the birds replicate the virus differently and then pass it back to humans.c) an influenza virus gains new sequences of dna from another virus, such as a herpesvirus; this enables it to be transmitted to a human host.d) an animal such as a pig is infected with more than one virus, genetic recombination occurs, the new virus mutates, the virus is passed to a new species such as a bird, and the virus mutates again and can now be transmitted to humans.
Answers: 1
Health, 23.06.2019 13:30
Why do you need two different circuits of blood vessels in your body?
Answers: 2
Health, 23.06.2019 18:30
Prone a. front b. back c. facing up d. facing down anterior a. front b. back c. facing up d. facing down
Answers: 1
Health, 24.06.2019 05:00
Which long-term health effect is highly associated with a diagnosis of anorexia nervosa? bone fractures dehydration problems nervous system problems schizophrenia
Answers: 1
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