Scientists once thought that protein was the molecule that was responsible for heredity. Later, scientists discovered it was DNA. It has since become accepted that DNA is the molecule responsible for heredity. How did the scientific community confirm DNA as the hereditary molecule?

Drag the tiles to the correct boxes to complete the pairs. match the nitrogenous base of dna with its complement.

In this assignment, you will analyze an example of speciation by researching the finches of the galapagos islands. then you will answer questions to construct explanations and draw conclusions based on the information you gather. someone plz !

The image shows the evolution of a species of fish. a few fish from a population developed different social behaviors and evolved into different species. two fish according to the image, the fish underwent . the new species of fish had mating seasons that were different from that of the original fish. because of the differences in mating seasons, the fish underwent reproductive isolation. this mode of isolation would be .