Cuando sembramos unas semillas, las raíces crecerán conforme a la fuerza de gravedad pues así la planta se asegura de que vayan al suelo y reciban los nutrientes

The first signs of cellular differentiation occur in the blastocyst. why is cellular differentiation important for the development of a fully formed human infant?

The structure that houses the cells genetic information.

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