Answers: 3
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 07:00
Which food can a vegan eat? a. lasagna with cheese b. vegetable risotto c. poached eggs on toast d. chocolate milkshake e. stir-fried chicken
Answers: 2
Health, 23.06.2019 12:40
When comparing the digestive and urinary system, we can conclude that they both
Answers: 1
Health, 23.06.2019 14:40
Which disease could be possibly prevented through the use of regular physical exercise? a: cirrhosis b: asthma c: gout d: type 2 diabetes
Answers: 1
A single free radical is compared to what...
English, 31.12.2019 17:31
Mathematics, 31.12.2019 17:31
English, 31.12.2019 17:31
Arts, 31.12.2019 17:31
Computers and Technology, 31.12.2019 17:31
Mathematics, 31.12.2019 17:31
Mathematics, 31.12.2019 17:31
English, 31.12.2019 17:31
History, 31.12.2019 17:31
English, 31.12.2019 17:31