If a female to that is a carrier for color-blindness has a child with a male that has normal vision, what percentage of their children may be color blind? 1. 0%2. 25%3. 50%4. 75%

In natural selection, what is actually “selected? ” a) alleles are directly selected b) genotypes are directly selected c) phenotypes are directly selected d) entire populations are directly selected

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

Which food could be transported in a galvanized metal container?