In vertebrates, the skeleton of different regions of the body arises from different precursor cells. Researchers at the ...

Mixodectes pungens, a species of small mammal that inhabited western North America in the early Paleocene, was a mystery. What little was known about them had been mostly gleaned from analyzing ...

Keywords human skeleton, muscles, anatomy, bones, joints, voluntary muscles, involuntary muscles, health tips, exercise, nutrition Email us at [email protected] if you have questions about the ...