If all the vegetation in the pond died what effect would it have on the animals.
if the reverse happened how would the aquatic plants be affected.

Why reason best illustrates why hershey and chase chose to use viruses in their experiment?

What are the two main phases of a cell cycle

What function does the limb sever in each animal? how are the limb bones of the four animals similar? based on these similarities what can be inferred about the evolution of the four animals.