Chemistry
Which of these can take on either a positive or negative charge, typically being a protein?
More Questions from Chemistry
What is the most abundant element in the known universe?
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Most metals are gray in color; what is the only metal that is yellow?
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Which is a chemical often injected into lips for plastic surgery?
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What are the main two elements that undergo fusion to power the sun?
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Which of these is the primary component of natural gas?
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The first element on the periodic table of elements with an atomic number of 1 is?
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What element is used as a filler gas in fluorescent and incandescent light bulbs?
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