legains: kookiekunt: 23pairsofchromosomes: Butterfly eggs on a raspberry plant A micro-crack in steel Household dust Needle and thread E.coli bacteria on lettuce Beard hairs under a scanning electron microscope: cut with razor (left) and electric
legains: kookiekunt: 23pairsofchromosomes: Butterfly eggs on a raspberry plant A micro-crack in steel Household dust Needle and thread E.coli bacteria on lettuce Beard hairs under a scanning electron microscope: cut with razor (left) and electric