Biology Dna Structure Consists 660687674

Tags: element human life protein biological school cellular education biology chemical laboratory oxygen chemistry genetic atom atomic educational biochemistry compound dna molecule molecular nitrogen hydrogen metabolism organisms gene guanine rna thymine adenine nucleotides cytosine Amino acids catalysis mrna Ribosome chemical compound ribonucleic acid transfer rna dna structure sugar phosphate backbone chemical bond Messenger RNA nitrogenous bases microrna ribosomal rna protein interaction nucelobase