Only a few natural elements have a greater density than gold. They are: ?? 15 POINTS AND BRAINLIEST FOR CORRECT ANSWERS!!!

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

Adistinctive characteristic of mammals that is not observed in other vertebrates is

Produce proteins by following coded instructions that come from the nucleus of the cell.