impact wrenches
animalcules the activities impacts and investigators of microbes
p an entertaining and informative overview on microbiology and its heroes dissenters and discoveries . presents the field of microbiology in its widest context . brings a historical perspective to the field its heroes dissenters and discoveries . profiles the first microbiologists and speculates about those of the future . offers insight into the pivotal role of microbes at the center of terrestrial life . details the unexpected influences of microorganisms on humans .