What are blood groups?

What are blood groups and why do we need to transfuse blood? Explained using animation and illustration Video. Watch in HD. ------------------------------------------------------- Support our channel and also get access to awesome perks:    / @faedu   Help us making Education Universal: https://www.Launchgood.com/educationf... Support us on Patreon:   / freeanimatededucation   🚨 OTHER LINKS: Follow our Social Media: YouTube:    / freeanimatededucation   Facebook:   / freeanimatededucation​   🚨 HASHTAGS: #FreeAnimatedEducation #Blood #BloodGroups