The system is made up of the heart, blood vessels, and blood. circulatory endocrine immune respiratory

How do all types of diffusion/passive transport actually ‘work’ without using even the smallest amount of cellular energy?

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

Which diagram best represents the chromosomes that would be found in a two new skin cells produced as a result of this process?