1. ) The cell is normally more ___ on the inside and more on the outside. This voltage difference is maintained by the ___. 2. )If enough ions move to exceed the ___, an ___ can be generated that causes a change in the membrane potential big enough to conduct a signal.

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

Ais a group of individuals of the same that exist together in the same place at the same time

What pattern of migration do whales follow?