4penicillin is an antibiotic that was discovered in 1928. today, many species of bacteria have acquired resistance to penicillin. this adaptation occurred as the result of

children tend to take more after their grandparents more than their parents. it’s the dna you received that was passed down to you somewhere in your family. maybe one of your grandparents had/has straight hair and you might have gotten it from them.

feral cats are estimated to eat tens of millions of native animals each night in australia