Calcite is created by combining: a. calcium, carbon, and nitrogen b. calcium, carbon, and oxygen c. calcium, oxygen, and nitrogen d. calcium, oxygen, and hydrogen select the best answer from the choices provided a b c d

Melting glaciers is a serious threat to the environment what is the possible consequence of melting glaciers on polar bears?

Agenus is a taxonomic grouping that identifies a collection of species. when a scientist discovers a new species, how is this species assigned to a genus

Which is a genetic engineering advancement directly related to a career in biotechnology? 1) improving solar energy collection 2) transporting textiles at higher rates 3)creating crop foods that resist insect pests 4)repairing historical sites with quality materials