Environmental Science
How do red and blue light differ?

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

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Environmental Science
Lead poisoning

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

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