Why are some beaches made of sand and some made of pebbles?

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?

In this experiment, the was intentionally manipulated. it is the independent variable. the dependent variables that were measured were the

In meiosis ii during anaphase ii which structures separated homologous chromosomes or sister chromatids