What is the first generation purples flowering plants called

Which statement is true about the cell theory? a) it is well-supported by evidence. b) it is unchangeable and permanent.

Now it's your turn to investigate human impact around the world. grab your virtual lab coat and put on your environmental science hat. you will be taking a trip around the globe to explore three locations. at each location, you will investigate the cause and effect relationships of deforestation, desertification, and urbanization. you will also gather evidence of how these factors have impacted the environment over time

In which layer do organisms on earth love?