| nude mouse |
A nude mouse is a genetic mutant that has no thymus gland, and has a severely reduced immune system. The main outward appearance of the mouse is a lack of body hair, which gives it the "nude" nickname. Due to the lack of a thymus, it produces no T cells. The nude mouse is valuable to research because it can be the recipient of many different types of tissues and tumors, as it mounts no rejection response. ...
출처: en.wikipedia.org/wiki/Nude_mouse
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| nudism |
Nudism, or naturism, is the practice of going nude or unclothed in social and usually mixed gender groups, specifically in cultures where this is not the norm. It sometimes occurs furtively in secluded places in countries where appearing naked in public is illegal, but enjoys widespread acceptance in other areas of the world. Those who practice nudism are called nudists or naturists. ...
출처: en.wikipedia.org/wiki/Nudism
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| nuclear chemistry |
Nuclear chemistry is a subfield of chemistry dealing with radioactivity, nuclear processes and nuclear properties. It may be divided into the following categories: * Radiochemistry deals with the use of radioactivity to study ordinary chemical reactions* The application of techniques from chemistry to study nuclear reactions such as fission and fusion — see also nuclear physics. ...
출처: en.wikipedia.org/wiki/Nuclear_chemistry
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| nuclear energy |
Nuclear power currently involves converting the nuclear energy of fissable uranium into thermal energy by fission, from thermal to kinetic energy by means of a steam turbine and finally to electron energy by a generator. Nuclear reactors currently use nuclear power to provide about 17% of the world's electricity and 7% of global energy. ...
출처: en.wikipedia.org/wiki/Nuclear_Energy
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| number |
Number in linguistics is a grammatical category that can affects lexemes such as nouns, adjectives, pronouns and verbs. For nouns and pronouns, number specifies – to some degree of accuracy – the quantity of instances of the referent (e.g. one instance = cat; many instances = cats). For verbs the number usually refers to the quantity of a linked noun or pronoun (usually the subject of the verb). ...
출처: en.wikipedia.org/wiki/Number_(grammar)
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