When were scientists first able to isolate stem cells from human embryos?

What is Kevlar?

a. The commercial name for a condensation polymer made from p-diaminobenzene and terephthaloyl chloride b. The trade name for a condensation polymer made from m-diaminobenzene and isophthaloyl chloride c. cis-1,4-Polybutadiene d. Styrene-Butadiene Rubber

Treatment of a snake bite from a pit viper includes:

a. calming the patient b. providing BLS as needed if the patient shows no sign of envenomation c. marking the skin with a pen over the swollen are to note whether swelling is spreading d. all of the above