| 单词 | Kobenhavn |
| 例句 | Some even left academia after working on them, which led lab members to joke it was the “the curse of the Kap Kobenhavn Formation.” Ancient DNA shows what Greenland may have looked like 2 million years ago 2022-12-07T05:00:00Z They made their way to a geological formation called Kap Kobenhavn, a series of bare hills as desolate as a moonscape. Oldest Known DNA Paints Picture of a Once-Lush Arctic 2022-12-07T05:00:00Z The age of those reversals helped the researchers determine that Kap Kobenhavn was at least two million years old, but they could not establish a clear upper limit. Oldest Known DNA Paints Picture of a Once-Lush Arctic 2022-12-07T05:00:00Z The DNA of the Kap Kobenhavn birch trees lacked many of the mutations that living species have, indicating that they were ancient. Oldest Known DNA Paints Picture of a Once-Lush Arctic 2022-12-07T05:00:00Z The DNA from Kap Kobenhavn also had a distinct pattern of damage that occurs only when the molecules have been sitting in sediment for geological stretches of time. Oldest Known DNA Paints Picture of a Once-Lush Arctic 2022-12-07T05:00:00Z Dr. Dalén noted that the nearest known mastodon fossils were 75,000-year-old remains in Nova Scotia — which are far younger than the Greenland DNA, and much farther south than Kap Kobenhavn. Oldest Known DNA Paints Picture of a Once-Lush Arctic 2022-12-07T05:00:00Z As they became better at fishing for genes, they would take out more of the Kap Kobenhavn samples for another shot. Oldest Known DNA Paints Picture of a Once-Lush Arctic 2022-12-07T05:00:00Z Dr. Christ said that finding more DNA from places like Kap Kobenhavn may help them better understand how human-driven climate change will alter the Arctic. Oldest Known DNA Paints Picture of a Once-Lush Arctic 2022-12-07T05:00:00Z After all, the ecosystem of Kap Kobenhavn two million years ago has no analog today. Oldest Known DNA Paints Picture of a Once-Lush Arctic 2022-12-07T05:00:00Z |
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