what does a 0% growth rate means in terms of HOW the population is growing ( ex: does it have positive growth/ getting bigger )?

Alaska and northern canada have a diet rich in vitamin d and their skin color is darker than predicted on the basis of iv intensity at their latitude. explain the observation:

Which list is in order from simplest to most complex? a bacteria - virus - plant - protist b protist - bacteria - virus - plant c virus - bacteria - plant - protist d virus - bacteria - protist - plant

Which statement names a physical property of wood? wood does not rustwood can burnwood can rotwood is softer than coal