Bored lm. ao anyone wanna talk all I have done for 2 hours is cry

4sentences over a chronicle of a teen killer

What percentage of the earth's water is available for use by living things?

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