According to chargaffs base pairing rules, the percentages of are equal to those of thymine and the percentages of are equal to those of guanine in the dna molecule

Blood made up of red and white blood cells work together to form

In this experiment you were asked to present three possible mechanisms. describe those mechanisms here and include drawings of those mechanisms. how will the bromination of trans-cinnamic acid and trans-stilbene allow you to distinguish between the three possibilities? what would you expect to find in your data in each scenario?

Why is excretion necessary to maintain homeostasis?