dna structure. close-up of chromosome with centromere and telomeres

dna structure anatomy closeup chromosome centromere telomere double helix sugar phosphate backbone base pair magnified nucleotide macro nitrogenous guanine cytosine thymine adenine deoxyribonucleic acid sugarphosphate complementary strands major groove minor replication genetic code watsoncrick model chromatin molecular medical science biology exam knowledge lesson explainer education biochemistry quiz learning training teaching vector diagram telomeres pairs schematic detailed line font brand text presentation document cartoon advertising logo screenshot circle drawing multimedia label poster design