Because they can donate to anyone, people with what blood type are known as universal donors?
O- Ū V̄ ̄ Tomana C̄ Ē Macron above Pōtae Ḡ Ī ¯ Long vowel mark Upper hyphen Kahako W̄ M̄ Macron Long-vowel mark Ō Kahakos ￣ ͞ ◌̄ Ǣ Macrons Kahakō N̄ R̄ Tohutō T̄ Macron O
macron macron above kahakos ǣ v̄ n̄ ̄ macron o c̄ macrons ͞ r̄ tomana tohutō long vowel mark ū w̄ kahakō pōtae o kahako ḡ ￣ t̄ ◌̄ m̄ ¯ ē ī ō upper hyphen
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