How many species are there in the world?

(drag each tile to the correct location.) categorize each term as something that is typical of a scientific theory, a scientific hypothesis, or both. - a tentative statement used to guide scientific investigations. - makes predictions about future events. - can be tested by many independent researchers. - based on observations of natural phenomena. - a well-established, highly reliable explanation.

Discuss the functions of epithelial connective nerviud and muscular tissues

Which ocean is on the eastern coast of north and south america? arctic ocean indian ocean pacific ocean atlantic ocean