What should you do to prevent muscle cramps?

What is the function of reverse transcriptase in retroviruses? a) it uses viral rna as a template for dna synthesis. b) it converts host cell rna into viral dna. c) it translates viral rna into proteins. d) it uses viral rna as a template for making complementary rna strands.

Select all of the possible methods of aids transmission.

Apatient receives 250 ml mg of oil drug at noon 6 p. m. and midnight the drug has a half life of 6 hours how much does a drug remain in the patient at 6 a. m. the next day