DNA is the genetic material that makes up living things, and folic plays an important role in the formation of DNA. Jon wants to study the effect of folic acid on DNA formation in microbes. which statment accurately describes the variables in this study?

19. scientists use meteorites that hit earth to provide evidence of the composition of earth's interior because they hypothesize that

The fish shown above is a tarpon. it is a fast-swimming and powerful open-water fish. its closest relatives, oddly, are burrow-dwelling conger eels that stay on the bottom. both eels and tarpon developed from snake-like larvae that float in the plankton during the first stages of life. once they mature, tarpon and eels are not found near one another in the ocean. the tarpon and the eel illustrate all of the following except

In a cross between individuals of a species of tropical fish, all of the male offspring have long tail fins, and none of the females possess the trait. mating two of the f1 fish fails to produce females with the trait. explain the inheritance pattern of the trait.