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Spock had copper not iron in his heme. Wait. 1/2 human, so green+red blood? Excess zinc gives copper deficiency. https://t.co/9R2TNwxWZp
Spock had copper not iron in his heme. Wait. 1/2 human, so green+red blood? Excess zinc gives copper deficiency. https://t.co/9R2TNwxWZp