Why are the arrows directed at decomposers and detritivores?

Ascientist wants to determine the effect of a new type of gasoline. he fillsone car with normal gasoline and another identical car with the new gasoline.which is the control group? a. the new type of gasolineb. the car with the normal gasolinec. the car with the new gasolinethe amount of gasoline usedd. the amount of gasoline used

Where can a dna be found in a prokaryotic cell

Do plants make food in their stems flowers roots or leaves?