Which factor has the greatest influence on the
development of new, inheritable characteristics?
(1) combinations of genes resulting from mitosis
(2) mutations of genes in reproductive cells
(3) sorting of genes during asexual reproduction
(4) recombining of genes during differentiation

How will technology impact medicine in the future?

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

Match the pollutants. 1. a chlorofluorocarbon smoke 2. a biodegradable organophosphate insecticide freon 3. particle pollution paint 4. hazardous waste monoxide 5. carbon is completely burned malathion 6. carbon is incompletely burned dioxide