U Name the membrane valves that open and close for potassium efflux and sodium
influx. (B. C.1-Cells: Structure and Function) *
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Vacuoles
Capillaries
Cytokines
Organisms living in regions where canli

*will mark brainliest to the first and correct answer less species diversity results in less a. oxygen b. food c. drinkable water d. all of the above

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Which best describes the scientific method? a. a path of clearly defined steps that must be followed in a particular order b. a possible answer to a scientific question based on knowledge or research c. the recipe for how to conduct an experiment that must be followed precisely d. the process of hypothesis and testing through which scientific inquiry occurs