How many naturally ocouring elements are found on the earth in significant quantities?

How are people similar to plants? What is a submerged sandbank of pebbles etc visible at low tide? What part controls the movement of the objectives? WHAT KIND OF LIPID FORMS WHEN A GLYCEROL COMBINES WITH FATTY ACIDS THROUGH DEHYDRATION? Can recessive alleles by hybrid? Anemia associated with bone marrow failure is called? Why do scientists classify plants? Do whales live in mutualism with fish? What will cause the process of cell respiration to stop? Does copper wire scratch easy? When do sac fungi form dikaryotic hyphae? How much percent of land is covered with forest today? What is the charge on an atom of copper that has lost two electrons and how is this ion represented? What is the name of the thickest layer of epidermis? What do you do when sliding on ice? When the body loses fluids hormone is released into the blood? What is the full from of friend? What is the earth going to look like in the future? Where does the water leave behind? Where does natural gas come from?