Louis Pasteur proved it in the middle of the eighteenth century
By evolving. Over time bacteria will become stronger to combat the antibiotics. Hope this helps
It bears repeating that reptiles potentially dangerous to man account for only a small proportion of Nevada’s herpetofauna. Of the twenty-five snake species found here, only the six rattlesnakes pose any possible threat. Similarly, of twenty lizard species native to Nevada, only the Gila monster is venomous. The vast majority of reptiles found in Nevada (and elsewhere) are completely harmless!
<h2>I HOPE IT HELPS❤</h2>
Darwin suggested that evolution occurred through a mechanism called natural selection. This involves descent with modification, and many textbooks liken this to "survival of the fittest". Hope this helps!
The primitive part of the brain is considered the brain stem, considered part of the cone