One irreversible effect of both deforestation and water pollution on the environment is the -

Describe speciation of the galapagos island finches in terms of geographic isolation

In addition to seeds, which of the following characteristics are unique to the seed-producing plants? a) sporopollenin b) lignin present in cell walls c) pollen d) use of air currents as a dispersal agent e) megaphylls

Look at the photo of the leaf. which term best describes this leaf?