Which action is the only way to become sober? 1)allow time 2)drink coffee 3)take a cold shower 4)force vomiting

Used primarily for thickening sauces and soups, a (paste/roux/stock) is made from a (1: 2/2: 1/1: 1) fat and flour.

During the first month of development, how many layers of cells make up the embryo? a. 1 b. 2 c. 3 d. 4

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.