Which statement best describes a scientific question? It must be based on a hypothesis. It must be supported by data. It must be testable. It must be original.

Major scientific theories include the cell theory, the big bang theory, and the theory of plate tectonics. How are scientific theories formed? A. Through a single scientific discovery in which a scientist learns something new B.

Mrs. green's fingernails are very long. alex is an assistant assigned to her care. the nurse's instructions did not include the trimming of mrs. green's fingernails. what should alex do?

Water travels up the xylem due to A: transpiration B: water tension C: osmosis D: diffusion

Is the stroma involved in the Calvin cycle?

The most abundant sources of proteins are derived from: vegetables and fruit bread and fish meat and cheese green vegetables and milk

How does the age of seafloor sediments change with increasing distance from the ocean ridge?

12. The bubbling that you observed indicated the production of what gas as a result of the enzymatic reaction?

Dna stores hereditary information in a cell, is it true or false?

Lichens represent a symbiotic relationship between A. algae and fungi. B. fungi and rocks. C. animal-like protists and plant-like protists. D. euglena and nitrogen-fixing bacteria.

Why are destructive and constructive forces competing forces