Photoexcitation<span> is the photoelectrochemical process of electron excitation by photon absorption, when the energy of the photon is too low to cause photoionization. The absorption of the photon takes place in accordance with Planck's quantum theory.</span>
<h3>Hello there i hope you are having a good day :) Your question : In the human body, stem cells in the bone marrow produce a variety of blood cells. What process produces these cells? Answer : A. Undifferentiated cells divide to produce differentiated cells.</h3><h3>Hopefully that helps you ❤</h3>
