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

promeristem n.

Brit.

/prə(ʊ)ˈmɛrᵻstɛm/

U.S.

/proʊˈmɛrəˌstɛm/

[after German Urmeristem (1895 in the passage translated in quot. 1898)] Botany an apical meristem; spec. the region of a meristem comprising cells that have not yet undergone any of the changes associated with tissue differentiation.

ΘΚΠ

the world > plants > part of plant > cell or aggregate tissue > [noun] > tissue > meristem

meristem1872

plerome1875

protomeristem1880

calyptrogen1881

perimeristem1884

pleroma1890

promeristem1898

1898 H. C. Porter tr. E. Strasburger et al. Text-bk. Bot. i. 90 The tissues..are distinguished as primary and secondary, according as they are derived from the promeristem [Ger. Urmeristem] or secondary meristem.

1925 A. J. Eames & L. H. MacDaniels Introd. Plant Anat. iii. 41 Promeristems gradually become differentiated.

1953 K. Esau Plant Anat. iv. 78 The initiating cells and their most recent derivatives are often distinguished, under the name of promeristem.

1998 Current Biol. 1 37/2 The term promeristem is the direct equivalent to animal stem cells but avoids some of the confusion inherent in using this term in plant biology.

单词	promeristem
释义	> as lemmas promeristem promeristem n. Brit. /prə(ʊ)ˈmɛrᵻstɛm/ , U.S. /proʊˈmɛrəˌstɛm/ [after German Urmeristem (1895 in the passage translated in quot. 1898)] Botany an apical meristem; spec. the region of a meristem comprising cells that have not yet undergone any of the changes associated with tissue differentiation. ΘΚΠ the world > plants > part of plant > cell or aggregate tissue > [noun] > tissue > meristem meristem1872 plerome1875 protomeristem1880 calyptrogen1881 perimeristem1884 pleroma1890 promeristem1898 1898 H. C. Porter tr. E. Strasburger et al. Text-bk. Bot. i. 90 The tissues..are distinguished as primary and secondary, according as they are derived from the promeristem [Ger. Urmeristem] or secondary meristem. 1925 A. J. Eames & L. H. MacDaniels Introd. Plant Anat. iii. 41 Promeristems gradually become differentiated. 1953 K. Esau Plant Anat. iv. 78 The initiating cells and their most recent derivatives are often distinguished, under the name of promeristem. 1998 Current Biol. 1 37/2 The term promeristem is the direct equivalent to animal stem cells but avoids some of the confusion inherent in using this term in plant biology. extracted from pro-prefix² < as lemmas
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> as lemmas