Blood Types - Kid's Health Videos - DrTummy .com
3:00
Added: 3 years ago
From: healthykidtips
Views: 4,108
Sort by time | Sort by thread (beta)

Link to this comment:

Share to:
see all

All Comments (3)

Sign In or Sign Up now to post a comment!

  • good for me who have a really basic mind when it comes to science.... hihihi

    Niddm2 2 years ago

  • can you tell us more about the ancestory of blood types does o rh neg have any benaficial properties un known in other types

    zoofirock 2 years ago

  • thanks. great video.

    mike7743 3 years ago

View all Comments »
Loading...
0 / 00Unsaved Playlist Return to active list
    1. Your queue is empty. Add videos to your queue using this button:
      or sign in to load a different list.
    Loading...Loading...Saving...
    • Clear all videos from this list
    • Learn more