How would this hypothesis different from the scientific law a. increases gene flow b. eliminates fixed alleles c. allows divergence to occur d. stops adaptive radiation

Which of the following will not cause mass extinction? a. drastic change is weather b. geological change c. both a and b d. none of the above

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

Factors that can increase mutation rates a. high temps b. low temps c. food additives d. uv rays