photoreceptor necklace | silver pp_protein A stylised rendering of the

A stylised rendering of the conduction-system pathway rather than a literal anatomical view of the heart

22 mm pendant on a 45 cm sterling silver chain with a 5 cm extender

and at 24 mm in sterling silver

and clinical pharmacologists use every day to dose

all of which share 96 to 99 percent genetic identity with humans

photoreceptor necklace | silver pp_protein A stylised rendering of thePhotoreceptor necklace sterling silver The photoreceptor is the cell that turns a photon into a signal. Two types do most of the work in the human eye: rods, which see in the dark, and cones, which see in colour. Everything we know visually has been through one of them first. The Science of the Photoreceptor The human retina contains about 120 million rods and 6 million cones. Rods carry rhodopsin and respond to single photons under dark adapted