Why is one side of a single water molecule partially negative while the other side is partially positive?
A) Electron pairs are unevenly shared between the oxygen atom and the two hydrogen atoms.
B) Electron pairs are unevenly shared between the two hydrogen atoms.
C) Oxygen donates its electrons to hydrogen.
D) Hydrogen donates its electrons to oxygen.
A
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In mammalian eyes, light must pass through neural cells to reach the photoreceptors in the retina
Indicate whether the statement is true or false.
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a. true b. false
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