Answer:
Trace minerals are those minerals which we need in lesser amount for our body which includes iron, copper, zinc, cobalt, selenium etc.
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I think the answer is recognition proteins!
<span>The most dominant chemolithotrophs in pelagic waters are ammonia-oxidizing archaea. The first step in nitrification is performed by ammonia oxidising microorganisms that convert ammonia into nitrite ions. Science has known about nitrifying bacteria for over a hundred years now thanks to the discovery of S. Winogradsky.</span>
The answer is A
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