Chromaffin cell. Chromaffin cells, also pheochromocytes, are neuroendocrine cells found mostly in the medulla of the adrenal glands (located above the kidneys) in mammals.
The elements sodium (Na) and potassium (K) have been detected in the Moon's atmosphere using Earth-based spectroscopic methods, whereas the isotopes radon -222 and polonium -210 have been inferred from data obtained by the Lunar Prospector alpha particle spectrometer.
The Moon has no atmosphere, so there is no air temperature. The surface temperature varies greatly http://wiki.answers.com/Q/What_is_the_temperature_on_the_moon# whether it â¦ is in sunlight or not. The average daytime temperature on the Moon is around 107Â°C (225Â°F), but can be as high as 123Â°C (253Â°F).