Are the sky and pollution living or nonliving?

Do different organisms have different substances within their cell walls? The site at which ADH is most active? What is ganglion cyst removal? How fast are signals transmitted along neurons? Where in the embryo are instructions located on how to build organs? After a night of heavy drinking you notice that you are sweating more than usual while working out and your muscles ache These symptoms are most likely due to? What is the meaning of screening mesh? What marine animals who eat algae? What is 315 km in mph? What is the deifference between essential hypertension and secondary hypertension? Essential nutrient used to build and repair body cells and cells? Can it take longer than two weeks for implantation bleeding to occur? Is balsa wood a good material for a hamster maze? During which phase of mitosis does the cytoplasm divide? When chromosome become visible at the beginning of cell division what does each chromosome consist of? What is correct order of osseous structures from largest to smallest? When epithelial tissue is a single layer its called? Why are your eyes coloured? What are 2 organelles that are not visible in a cheek cell? What body parts that move in pairs to help your body move?

Are the sky and pollution living or nonliving?