Agene or trait that appears or expresses itself over a recessive trait is called a. a mutation. b. an influential gene. c. a dominant gene. d. a chromosome.

In an energy pyramid, which level has the most available energy?

Which of these conditions most likely produces an unstable isotope?

Which of the following observations indicates that there is a small, dense, positively charged part in the center of an atom? some uncharged particles are scattered by a gold foil. all uncharged particles are attracted towards a gold foil. all positively charged particles pass straight through a gold foil. some positively charged particles bounce back from a gold foil.