It is kind of a strange question but by the process of elimination, I would go with petrification.
Its called petrified wood.
hope I Helped
Answer:
The sample mean is obviously different from the population mean, but tests of significance must be done to determine if the difference is statistically significant. The difference could possibly be attributed to chance or to sampling error.
Explanation:
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When it triggers an abnormal or vigorous immune responce, treating the antigen that would normally cause no threat as something harmful.
While the surface temperatures can vary quite a bit, changes in temperature at the tropopause levels change much slower and are tied more to the time of year.<span>
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