Respuesta :
coronaviruses are viruses that affect animals and humans in the respiratory tract. they can be in common colds, phneumonia and can also effect the gut. Coronaviruses were first identified in the 1960's. In the case of humans this is commonly caught in the winter months or early spring. So far there is currently no cure for this illness.
the 5 most harmful bacteria is
1 staphylococcus aureus
2 burkholderia cepacia
3 pseudomonas aeruginose
4 clostridium difficile
5 klebsiella pneumonial
i hope this is the correct answer
1 staphylococcus aureus
2 burkholderia cepacia
3 pseudomonas aeruginose
4 clostridium difficile
5 klebsiella pneumonial
i hope this is the correct answer