Which of the following is not a reason why stis spread so quickly?
a. many people with stis are asymptomatic.
b. negative stigmas prevent people from seeking .
c. protection used during sex usually fails.
d. many people have a false sense of invulnerability

How does a bone marrow transplant treat sickle cell disease?

Saved if you often notice flakes of dead skin on your shirt, you may have dandruff. if so,

Will treating a viral infection with antibiotics affect the course of the infection? a) no; antibiotics work by inhibiting enzymes specific to bacteria. antibiotics have no effect on eukaryotic or virally encoded enzymes.b) no; antibiotics do not kill viruses because viruses do not have dna or rna.c) yes; antibiotics activate the immune system, and this decreases the severity of the infection. d) yes; antibiotics can prevent viral entry into the cell by binding to host-receptor proteins.