"We don't see the microbe themselves but we large scale structures that the microbes constructed before they died," he said.
My failure to see a microbe is a statement about the precision of my instrument, not about whether there is a microbe on the leaf.
microbe mi·crobe (mī'krōb')
A microorganism, especially a bacterium that causes disease; a minute life form. No longer in technical use.
A microorganism, especially a bacterium that causes disease. See Note at germ.