Think about how the landmasses got from where they were to where they are today. Does it seem realistic that the landmasses could have moved like this? Explain

Which spheres are involved when sedimentary rocks formed from parts of seashells at the bottom of the ocean? a.) biosphere, atmosphere, geosphereb.) geosphere, hydrosphere, biosphere c.) geosphere, exosphere, hydrosphered.) hydrosphere, biosphere, atmosphere

Cells control gene expression at which steps

Which factor is difficult to assess in a cost-benefit analysis