black and white of mycobacterium tuberculosis complex, koch`s wand, tuberculosis. for biology book,

anatomy bacteria bacterial bacteriology bacterium biology black book bronchial care complex day diagnosis disease diseases drawn emergency epidemic exam fight graphic hand health hospital human illness illustration koch kochs laboratory life march medical medicine membrane micro microbe microbes microbiology microorganism microorganisms mycobacterium organism pattern pulmonary respiratory science seamless sick sickness tuberculosis wand white world