Example sentences for: permafrost

How can you use “permafrost” in a sentence? Here are some example sentences to help you improve your vocabulary:

  • Organic material of biological origin will eventually lose its distinctive pattern when exposed to heat and other types of radiation, (examples of this include the thermal racemization of amino acids), but at the low temperatures in the Martian permafrost, calculations suggest that there has been no thermal alteration (Kanavarioti and Mancinelli 1990).

  • A similar analysis of brown bear DNA excavated from permafrost and cave deposits in the Arctic is also challenging conventional evolutionary wisdom [4].

  • Dutch paleontologist Dick Mol said it about a nearly intact woolly mammoth recovered from the Siberian permafrost last week.

  • Alexei Tikhonov of the Zoological Institute in St. Petersburg denies that the mammoth can be cloned, because during its "preservation in permafrost, dehydration destroyed the chains of DNA.

  • They dug the 23,000-year-old animal out of permafrost soil and transported it--still frozen--to a Russian laboratory.

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