The blood in veins is blue because it is deoxygenated.
https://nursingtutorsnearme.com/wp-content/uploads/2020/10/logo-1-300x75.png00developerhttps://nursingtutorsnearme.com/wp-content/uploads/2020/10/logo-1-300x75.pngdeveloper2021-02-05 08:00:182021-02-05 08:00:18What color is the blood in our arteries and veins?
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