A steroid is what kind of biomolecule?

A.)Carbohydrates

B.)Lipids

C.)Proteins

D.)Nucleic Acids

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