Give reasons for the following statements
a) Mitochondria are strange organelles.
b) Cells of plants, fungi and bacteria withstand very dilute (hypotonic) external media without bursting.

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

The theories on the expansion of galaxies maybe re-examined to strengthen science should not be tested to strengthen science will weaken scientific knowledge if they change will become laws if they don't change

Why are scientists concerned about the depletion of the ozone levels in the stratosphere?