After which event could you say with most certainty that evolution has occurred

You need to make 500ml of 7h9(+) media with 1x adn and 30ug/ml of the antibiotic kanamycin. your stock solutions are 10x adn and 30mg/ml of kanamycin. the solvent is distilled water. how much of each component will you need to make the desired final solution?

The location of the stomach is the diaprham

Based on the law of dominance, we would expect percent of the offspring from this cross to have large teeth.