The protein keratin is composed of two helical strands that wrap around each other in what is called a coiled coil. The two stra
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This is a reduction half-reaction. Initially, gold exists as 
, and after the reaction, it has been converted to elemental gold. To make this possible, three electrons must be added to <span>
. This fits within the definition of reduction reactions, where the reactant gains electrons in the reaction.</span>
Answer:
Explanation:
check the attachment below
