Hydrogen isn’t one of the primary macronutrients
You get 23 from each they contain the same genes but are slightly different. Hope this helps !!!!!!!!!!!
The correct answer is:
fixation
Explanation:
Nitrogen fixation is a method by which nitrogen in the Earth's atmosphere is converted into ammonia or other molecules prepared to living organisms. Nitrogen fixation is carried by a diversity of bacteria, both as free-living organisms and in symbiotic association with plants. Because it is the primary source of the nitrogen in the soil, nitrogen that plants need to grow, nitrogen fixation is one of the most critical biochemical processes on Earth
The know minerals mined in hollow core mining are coal, and iron. These two are the ones commonly mined in hollow core mines.
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