Environmental Science
How do red and blue light differ?

Blue light has a higher speed of propagation.
Red and blue light have different directions of polarization.
The wavelength of red light is longer.
Red light has a higher intensity.

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Environmental Science
Lead poisoning

increases O2 carrying capacity of hemoglobin in blood
reduces O2 carrying capacity of myoglobin in muscles
increases O2 carrying capacity of myoglobin in muscles
reduces O2 carrying capacity of hemoglobin in blood

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