| 词汇 | example_english_molecular-clock |
| 释义 | molecular clockcollocation in Englishmeanings of molecularand clockThese words are often used together. Click on the links below to explore the meanings. Or, see other collocations with clock. molecular adjective uk /məˈlek.jə.lər/ us /məˈlek.jə.lɚ/ relating to molecules (= the simplest units of a ... See more at molecular clock noun uk /klɒk/ us /klɑːk/ a device for measuring and showing time, usually found in or on a building and not worn by ... See more at clock Examples of molecular clockThese examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. In no case was the hypothesis of a molecularclock supported. The analysis was run without enforcing the molecularclock option. A slow molecularclock implies that even cases involved in chains of transmission spanning many years may still appear clustered. A molecularclock in endosymbiotic bacteria is calibrated using the insect hosts. Estimating divergence times in the presence of an overdispersed molecularclock. Here we arrive at a point where the molecularclock should be treated with caution. Fossils are of little help in timing the origin of methanogens, but the availability of complete genomes of many species of prokaryotes provides abundant data for molecularclock analyses. However, hominins discovered more recently are somewhat older than the molecularclock would theorize. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Studies have pointed to the slowing molecularclock as monkeys evolved into apes and apes evolved into humans. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Based upon the molecularclock studies conducted, it would seem that dogs separated from the wolf lineage approximately 100,000 years ago. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The processes that lead to the generation and maintenance of variation such as mutation, crossover and selection are not uniform (see also molecularclock). From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. It also allows the obtaining of molecularclock dates for lineages without a fossil record, which shows that zero-fossil phyla are also ancient. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. A region which mutates at predictable rate is a candidate for use as a molecularclock. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The mutation rates for many viruses have been measured, and application of a molecularclock allows dates of divergence to be inferred. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. However, this is based on an untenable molecularclock hypothesis that assumes that wild and domestic silkmoths evolved equally fast after their lineages diverged. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Using the molecularclock method, it was possible to determine the age of the major branches of the orchid family. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The wide range of dates is due to the different records used to calibrate the molecularclock. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Molecularclock and fossil dating suggest platypuses split from echidnas around 1948 million years ago. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Branch lengths can be calculated with and without the molecularclock hypothesis. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. Want to learn more? Go to the definition of molecular Go to the definition of clock See other collocations with clock |
反思网英语在线翻译词典收录了377474条英语词汇在线翻译词条，基本涵盖了全部常用英语词汇的中英文双语翻译及用法，是英语学习的有利工具。