| Tags |
“printsandphotographs”, pp, nationallibraryofmedicine, nlm, imagesfromthehistoryofmedicine, ihm, historyofmedicinedivision, hmd, “nationalinstitutesofhealth”, nih, dna, photomechanicalprint, chemistry, geneexpressionregulation, chromosomegene, “biologicalmolecule, “complexmolecule”, “organicmolecule”, “aminoacid”, polysaccharide, protein, rna, sugar, heredity, chromatin, “deoxyribonucleicacid”, “nucleicacid“geneticcode”“geneticmaterial, chromosome, publicdomain, archivesofmedicine, nlmdigitalcollection
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