The Mysterious World of Blood Types
How many major blood types are there in the human population?
- The four major blood types are A, B, AB, and O.
Which blood type is considered the universal donor?
- People with type O blood can donate blood to anyone, regardless of their blood type.
Which blood type is considered the universal recipient?
- People with type AB blood can receive blood from anyone, regardless of their blood type.
Which blood type contains both A and B antigens?
- People with type AB blood have both A and B antigens on the surface of their red blood cells.
Which blood type contains no antigens?
- O. People with type O blood have no A or B antigens on the surface of their red blood cells.
Which blood type is the most common in the United States?
- Approximately 45% of the U.S. population has type O blood.
Which blood type is the rarest in the United States?
- Approximately 3% of the U.S. population has type AB blood.
Which blood type is known as the "universal plasma donor"?
- People with type O blood can donate their plasma to anyone, regardless of their blood type.
Which blood type is associated with the Rh factor?
- All of the above blood types can be either Rh positive or Rh negative.
Which blood type is the most compatible with type A?
- People with type A blood can receive blood from someone with type A or type O blood.
