英语词汇“clonal deletion”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-新都网

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单词

clonal deletion

释义

clone /klōn/

noun

A group of two or more individuals with identical genetic make-up derived, by asexual reproduction, from a single common parent or ancestor, orig applied to plants but now applied much more widely, esp to an individual derived from an egg in which a diploid nucleus from an adult has been substituted for the original (biology)
Any of such individuals
A person or thing closely similar to another, a copy or replica (informal)
A copy of a computer, software, etc that is compatible with the original

transitive verb

To reproduce as a clone
To produce a clone or clones of
To copy the number of (a stolen mobile phone) onto a microchip which is then used in a different phone, so that the owner of the original phone is billed for any calls

ORIGIN: Gr klōn shoot

clōˈnal adjective

clōˈnally adverb

clonal deletion noun (biology)

The removal of potentially lethal clones specific for self-antigens, one of the main ways in which self-tolerance is achieved

clonal selection noun (biology)

In a young mammal, the method of immunoglobulin production ensuring that there is a large lymphocyte population with a wide variety of antigen-binding sites, so that when a foreign antigen binds to a lymphocyte it will stimulate the proliferation of a clone capable of binding and neutralizing the intruder

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