When working on flexibility you should feel the pain true or false

One of the functions of the endocrine system in the body is to what

Amino acids are important to the body because they build carbohydrates proteins complex carbohydrates simple sugars fats

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.