Which of the following will help prevent chemical hazards

All businesses can discriminate against workers based on a nation of origin b. immigration status c. mental disability d ane

The authors use the word “backbone” in lines 3 and 39 to indicate that

Dna is a polymer of which consist of a sugar, a phosphate group, and a a. amino acids; nucleotide b. nucleic acids; nucleotide c. nucleotides; nitrogenous base d. nucleotides; nucleic acid e. proteins; nucleotide