| quaternary |
The geologic period beginning two to three million years ago and extending to the present.
출처: jove.geol.niu.edu/faculty/fischer/429_info/429trip...
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|---|---|
| quaternary |
The most recent interval of Earth history, extending from 1.8 million years ago through to the present day. The Quaternary is characterised by repeated extreme variations between glacial and inter-glacial climates.
출처: www.projects.ex.ac.uk/geomincentre/estuary/Main/gl...
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| quaternary |
The second period of the Cenozoic Era from the beginning of the ice age two million years ago to present.
출처: canoesaskatchewan.rkc.ca/geology/glossary.htm
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| quaternary structure |
The arrangement of separate polypeptide chains (subunits) into the functional protein.
출처: www.cryst.bbk.ac.uk/PPS2/course/section8/ss-960531...
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| quaternary |
The geological time period from 1.6 million years ago to the present day which includes the Ice Age (refer to table in 'Ancient karst or palaeokarst in Ireland' section).
출처: www.gsi.ie/workgsi/groundwater/karstbook/18-glossa...
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