Still
1920 × 1080
EpisodeS1E1626 min1987-12-27
Once Upon a Time... Life
The Liver Factory
The liver is fundamental. It doesn’t weigh a lot but it uses almost as much oxygen as the heart! It makes proteins, corpuscles, and helps heal cuts.
Once Upon a Time... Life
The liver is fundamental. It doesn’t weigh a lot but it uses almost as much oxygen as the heart! It makes proteins, corpuscles, and helps heal cuts.