Select your answer:

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Nutrition › ViewGoats and cows have longer small intestine because
A. To digest chitin
B. To digest cellulose
C. To digest protein
D. To digest fats
Human Eye and Colorful World › View
A ray of white light enters the raindrop and undergoes __________ and __________ to form a spectrum.
A. refraction; dispersion
B. reflection; dispersion
C. dispersion; diffraction
D. scattering; dispersion