The Opponent-Process theory of color vision holds that we perceive colors because of pairs the receptors that make antagonistic responses. <span />
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Carbohydrates are made of hydrogen and oxygen with the general formula of Cm(H2O)
Answer:
The differences in gravity, craters on the moon and unknown materials.
Explanation:
These would all be helpful to consider.
Answer: Membrane transport proteins are specific and selective for the molecules they move, and they often use energy to catalyze passage. Also, these proteins transport some nutrients against the concentration gradient, which requires additional energy.
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