Why is metabolic activity most accurately expressed as a rate

Explain why in any given geographical region, women tend to have lighter skins( by 3-4% on average) than men?

Why should the united state be concerned about air pollution in china?

Select the correct answer.which scenario describes unethical lab behavior? o a. danny stores the chemicals required for his experiment in flasks and beakers.b.anna publishes the results of her experiment on the growth rate of saplings.c.jason repeatedly runs an experiment until he gets the results he desires.d. mia records her observations of an experiment precisely and accurately.