Joel is studying forest ecosystems. He noticed flowers that live directly under large, shady trees do not grow as well as flowers that live away from large, shady trees. Which answers best explains this observation?

Liquid water turns into water vapor at which step in the water cycle

The circles, or orbits, for electrons are called energy levels. each level can hold only a certain number of electrons. add electrons to each level until you can't add any more. how many electrons can each level hold?

Which enzyme is responsible for “unzipping" the dna by breaking the hydrogen bonds between the nucleotides?