Environmental Science
How do red and blue light differ?

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

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Environmental Science
Lead poisoning

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

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