Come on in! Join Pinterest today...it only takes like a second or so.
The human heart stripped of fat and muscle, with just the angel veins exposed.
What your cells look like
Stem Cell Differentiation Pathway
Human blood with red blood cells, 3 T-lymphocytes, and activated platelets. By Dr. Dennis Kunkel
Beautiful video of osteoclasts and osteoblasts by Amgen
love this picture of red and white blood cells
cells in color
secrete a bicarbonate buffer to regulate pH of chyme