Which of the following is an example of environmental change caused by living things?

Which type of neuroglia is found outside of the brain?

Hey me with this one❤☺❤ how do you say that a cell also has a life span and death like an organism? give one example.

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