grexn.

/ɡrɛks/

Etymology: < Latin grex flock.

Biology.

A clump of myxamœbæ formed during a phase of the life cycle of cellular slime moulds, the Acrasina or Acrasiomycetes. Also attributive.

ΘΚΠ

the world > life > biology > balance of nature > organisms in interrelationship > [noun] > specific organisms

pseudomycorrhiza1922

syngen1957

grex1962

1962 B. M. Shaffer in M. Abercrombie Adv. Morphogenesis II. 112 In the second phase, the aggregate has a fairly definite shape, whatever its origin, and reactions that are foreign to those of the component cells: it has become the individual. As no existing words connoting ‘many-in-oneness’ seem to be available, the name grex—the classical product of ad-gregation—is put forward for it.

1962 B. M. Shaffer in M. Abercrombie Adv. Morphogenesis II. 162 If the grex cells move like stream cells, we must again consider to what extent they are guided by acrasin.

1971 Nature 4 June 329/2 Although the aggregate can differentiate directly into a fruiting body it usually migrates as a coordinated irritable whole in the form of a tapered cylinder called the grex.

This entry has not yet been fully updated (first published 1972; most recently modified version published online September 2018).

单词	grex
释义	grexn. /ɡrɛks/ Etymology: < Latin grex flock. Biology. A clump of myxamœbæ formed during a phase of the life cycle of cellular slime moulds, the Acrasina or Acrasiomycetes. Also attributive. ΘΚΠ the world > life > biology > balance of nature > organisms in interrelationship > [noun] > specific organisms pseudomycorrhiza1922 syngen1957 grex1962 1962 B. M. Shaffer in M. Abercrombie Adv. Morphogenesis II. 112 In the second phase, the aggregate has a fairly definite shape, whatever its origin, and reactions that are foreign to those of the component cells: it has become the individual. As no existing words connoting ‘many-in-oneness’ seem to be available, the name grex—the classical product of ad-gregation—is put forward for it. 1962 B. M. Shaffer in M. Abercrombie Adv. Morphogenesis II. 162 If the grex cells move like stream cells, we must again consider to what extent they are guided by acrasin. 1971 Nature 4 June 329/2 Although the aggregate can differentiate directly into a fruiting body it usually migrates as a coordinated irritable whole in the form of a tapered cylinder called the grex. This entry has not yet been fully updated (first published 1972; most recently modified version published online September 2018). < n.1962
随便看	to pair up to pal around to pal etc to pal out to screw down to screw its way to screw off to screw one's courage to the sticking place to screw one's courage to the sticking point to screw one's head on tight to screw out into the boat to screw out of the boat to screw over to screw the pooch to screw up to screw with to scribble away to scribble down to scribble out to scribble up to scruff oneself up to scrum down to scruple at to scull about to scull around