Which of the following statements about the Bohr effect are true? This is the effect of pH on the binding of O2 to Hb. As blood travels from lung to tissue, there is a drop in pH, causing Hb to unload more oxygen than if there were no change in pH.

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.