Friedrich Miescher
identified DNA as a basic substance and named it ‘Nucleotide’ in 1896.
identified DNA as an acidic substance and named it ‘Nuclein’ in 1896.
identified DNA as an acidic substance and named it ‘Nuclein’ in 1869.
identified DNA as a neutral substance and 'Nuclein' in 1889
DNA as an acidic substance present in nucleus was first identified by Friedrich Meischer in 1869. He named it as ‘Nuclein’.