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Why is blood red if u get it u will get 21 points

Why is blood red if u get it u will get 21 points
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Why is blood red if u get it u will get 21 points

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User Joshua Dale
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7.5k points

2 Answers

6 votes
Blood is actually blue, but it turns red when it mixes with oxygen.
answered
User Stakahop
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8.2k points
3 votes
The hemoglobin protein in your blood is made up of subunits called "hemes". Those hemes are what give blood its red color.
answered
User Sebastian Rosch
by
8.0k points
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