DNA stands for deoxyribonucleic acid, which is a molecule that contains the instructions an organism needs to develop, live and reproduce. These instructions are found inside every cell and are passed down from parents to their offspring. What is DNA made of? DNA is made up of molecules called nucleotides. Each nucleotide contains a phosphate […]
THURSDAY, Oct. 22, 2020 — In a move that widens the pool of people considered at risk for coronavirus infection, U.S. health officials released new guidance on Wednesday that redefines who’s considered a “close contact” of an infected individual. The change, issued by the U.S. Centers of Disease Control and Prevention, will likely have the […]
