The nucleus directs all activities that happen within the cell and contains the cell genetic material (DNA).<span> The nucleus gives the signal to the cell to grow, divide and/or make proteins. </span>
The iron-nickel alloy melts cause of the hot temperatures
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muscle mass is food for my body weight about 227gram of muscle each week
Petrochemicals include many things, I would say All of the above. Hope this helped! :)
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I believe this would be The Scientific Method
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