英语词汇“nucleic acid”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词

nucleic acid

释义

nucleus /nūˈkli-əs/

noun (pl nuclei /nūˈkli-ī/)

A central mass or kernel
That around which something may grow
A compartment within the interphase eukaryotic cell bounded by a double membrane and containing the genomic DNA (biology)
The massive part of an atom, containing protons and neutrons and distinguished from the outlying electrons (physics)
A stable group of atoms to which other atoms may be attached so as to form a series of compounds (chem)
A core of flint from which pieces have been flaked off
The densest part of a comet's head or a nebula
A nut kernel (obsolete)
A nucellus (obsolete)

ORIGIN: L, from nux, nucis a nut

nucleic acid /nū-klēˈik or -klāˈ/ noun

A general term for a natural polymer (which can be single- or double-stranded) in which bases (purines or pyrimidines) are attached to a sugar phosphate backbone

nucleus accumbens /ə-kum'benz/ noun

(L accumbens lying down) a structure in the brain associated with feelings of pleasure and reward

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