What is red and why is it red why not blue
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jaemielled 6 months ago
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Hemoglobin bound to oxygen absorbs blue-green light, which means that it reflects red-orange light into our eyes, appearing red. That's why blood turns bright cherry red when oxygen binds to its iron…
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youngws2000 6 months ago
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Answer:

in explanation

Explanation:

all of the colors are the lights that are reflected to your eyes, your eyes catch these lights and transfer that signal to your brain for processing, like your brain reacts like :"hey ,this is red!" if one is not a colorblind. different colors are determined by their various light wavelength, the red is between 620~700nm while blue is 450nm~495nm, that's why you see red instead of blue or some other colors.

what's red: tomato,apple,

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