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tetrad

XDict

n. 四个,四个一组,四分染色体

PyDict

四个,四个一组,四分染色体

Taiwan MOE computer dictionary (moecomp)

tetrad
四元群

WordNet (r) 3.0 (2006) (WordNet)

tetrad
n 1: the cardinal number that is the sum of three and one [synonym:
{four}, {4}, {IV}, {tetrad}, {quatern}, {quaternion},
{quaternary}, {quaternity}, {quartet}, {quadruplet},
{foursome}, {Little Joe}]

The Collaborative International Dictionary of English v.0.48 (gcide)

Tetrad \Tet"rad\, n. [L. tetras, -adis, Gr. ?, ?: cf. F.
t['e]trade.]
1. The number four; a collection of four things; a
quaternion.
[1913 Webster]

2. (Chem.) A tetravalent or quadrivalent atom or radical; as,
carbon is a tetrad.
[1913 Webster] Tetradactyl

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英文字典中文字典相关资料:

Tetrad - Wikipedia
Look up tetrad in Wiktionary, the free dictionary Tetrad ('group of 4') or tetrade may refer to:
TETRAD Definition Meaning - Merriam-Webster
The meaning of TETRAD is a group or arrangement of four How to use tetrad in a sentence
Tetrad | chromosome | Britannica
A tetrad refers to a group of four synapsed chromatids that become visible during the pachytene stage of meiotic prophase This structure is formed when homologous chromosomes pair up during meiosis
What Are Tetrads and Why Are They Important? - ScienceInsights
Tetrads are temporary structures that form during meiosis, the specialized cell division process that creates reproductive cells (gametes) This four-part assembly is important because it allows for the precise shuffling of genetic material, which drives heredity and variation
Tetrad Graduate Program
Faculty and students in the Tetrad Graduate Program are driven by curiosity, leading to fundamental discoveries in all areas of basic biology and biomedical sciences
GitHub - cmu-phil tetrad: Repository for the Tetrad Project, www. phil . . .
Please visit our Tetrad web page for current links, a list of contributors, some history, documentation, descriptions, links for our various projects, Javadocs, and more
Tetrad - definition of tetrad by The Free Dictionary
a group of four; four things regarded together as a single object or thought Example: Great Tetrad of senior wranglers, 1898 Dictionary of Collective Nouns and Group Terms
What Is a Tetrad and Why Is It Important? - Biology Insights
A tetrad is a structure that forms during meiosis, a type of cell division involved in sexual reproduction It consists of four chromatids, duplicated DNA strands
TETRAD Definition Meaning | Dictionary. com
You can use the noun tetrad to talk about a set of four numbers in math, or a group of four things in various branches of science — one kind of tetrad is a group of four spores in one specific type of yeast It's more common in non-scientific speech to say quartet or quadruplet
TETRAD | definition in the Cambridge English Dictionary
From 1901 to 2000, there were five lunar tetrads When four consecutive lunar eclipses are all total, the series is called a tetrad So begins a lunar eclipse tetrad -- a series of 4 consecutive total eclipses occurring at approximately six month intervals

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