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What color is blood when it is in your blood

User Mike Yawn
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2 Answers

2 votes

Answer:

Red or blue depending if it has oxygen or not

Step-by-step explanation:

User Qamar Zaman
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4.3k points
5 votes

Answer:

red if it has oxygen, but blue when it doesnt

Step-by-step explanation:

User Sjmh
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