9. The role of an organism in an ecosystemis called alan O A. habitat
O B. niche
O C. evolution
D. community

Explain how the integumentary system plays a crucial role in the ability to maintain homeoestasis

Astable electron arrangement for an atom is one that does not easily change. how is this arrangement arrived at? a. valence electrons are transferred or shared to create a full outer shell of electrons. b. valence electrons are discarded into space to create a full outer shell of electrons. c. protons (positive charge) pair with valence electrons (negative charge) to create a strong bond. d. outer shells with valence electrons are transferred or shared.

Which proportionality applies to avogadro’s law?