Which organisms utilize a one-way airflow through their lungs to maximize air flow efficiency and oxygen consumption? a. amphibians b. birds c. fish d. mammals ( i think it’s birds but i wanted a second opinion, anything ! )

How do antiviral drugs work? in your own words.

(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.

What is the correct answer for the process of water eroding soil? rills, sheet erosion, gullies sheet erosion, rill, gullies gullies, rills, sheet erosion sheet erosion, gullies, rills