Which best completes the sentence? if something can respond to a stimulus then it
a. is a living thing.
b. might be a living thing.
c. is not a living thing.

Which of the following is a macronutrient? carbohydrates lipids amino acids all of the above

Which is not a likely outcome after extensive irrigation of dry farmland? useless, unproductive soil salinization of the soil depletion of groundwater nutrient-rich soil

Which must be kept in mind when determining if an explanation is correct? check all that apply. which must be kept in mind when determining if an explanation is correct? check all that apply.