Which strategy is a positive way to deal with fear

Is it bad to have a headache all day long?

Which of these are fast-acting compounds that attack ocygen-dependent tissues known to be particularly sensitive to these compounds? a. nerveb. vesicantsc. cyanide compoundsd. pulmonary

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.