与 «BLASTOPOR»相关的英语书籍
在以下的参考文献中发现
blastopor的用法。与
blastopor相关的书籍以及同一来源的简短摘要提供其在 英语文献中的使用情境。
1
Pamphlets on Biology: Kofoid collection
Hypoblastovi bunky urovndny jsou epithelialne a tvoff dutinu archenterickou. &
spodni strany (tab. II. obr. 2.) vidfme Siroky blastopor a oba teloblast; {? a <*).
Kdyi pak blastopor zavfel se ze zadu ku pffdS, nastant Stadium vfcekrate jiz
zmfnene' ...
Dorsal lip of blastopor. appearing. Lepiiostel's. Surrounds about 1C0° of ti .sg's
circumference. Well-marked m.niscus-shaped segm.ntation cavity, wiili a smooth
flooring of m.rocyi.-yolk, ov.rlaid by an irregular tier of loosely associat.d ento- ...
3
Quarterly Journal of Microscopical Science
He says, “ Kann man dem geschlitzten grossen Blastopor keine palingenetische
Bedeutung zuschreiben und muss ihn als eine embryonale Anpassungs-
erscheinung ansehen.” Sedgwick (loc. cit., p. 27) concludes that “ the mouth and
anus of ...
4
The Evolutionary Biology Papers of Elie Metchnikoff
Bl - blastopor; d.d - dividing cells of ectoderm; en - cells of ectoderm. 2+7, height
65 mm. Dr. 20. Stage of invagination. 2+7. Dr. 21. The same embryo from below.
2+7. Dr. 22. The following stage of invagination, mes. - mesoderm. 2+7. Dr. 23.
Elie Metchnikoff, H. Gourko, Donald Williamson,
2000
5
Precambrian Continental Crust and its Economic Resources
... the Mt Chapple gneiss (S 196) has low total REE (Sm—4.39 ppm) and high (
Ce/Yb)N (10.9), and the Redbank Hill blastopor— phyritic gneiss has high Total
REE (Sm=27.7 ppm), high (Ce/Yb)N and a marked negative Eu anomaly (Table 2
; ...
6
Proceedings of the Indiana Academy of Science
A large per cent. of the eggs attempted to close the blastopor-e. The anterior end
of embryo was large, eyes and heart were developed but not normally. The
embryos lived for five days in this condition. chnidia nomta, female, X Twutoga
onitis, ...
Indiana Academy of Science,
1911
7
U.S. Geological Survey professional paper
The upper part of the breccia unit is a strongly lineated rock having a fine gray
matrix that contains abundant angular, elongate fragments of blastopor- phyritic
hornblende-rich hornfels, laminated biotite- rich hornfels, quartz-feldspar hornfels
, ...
Geological Survey (U.S.),
1962
8
Geological Survey Professional Paper
The upper part of the breccia unit is a strongly lineated rock having a fine gray
matrix that contains abundant angular, elongate fragments of blastopor- phyritic
hornblende-rich hornfels, laminated biotite- rich hornfels, quartz- feldspar
hornfels, ...
9
A practical medical dictionary ...
... esophagus, stomach, and intestine, a'nal c, a temporary opening in the
primitive anus, arte'rial c, ductus arteriosus, au'ditory c, meatus acusticus
externus. blastopor'ic C, an opening marking the remains of the notochordal
canal, arach'noid ...
Thomas Lathrop Stedman,
1914
(Actually, this egg is discharged at a later stage than indicated and the blastopor
forms in an anomalous manner. The discussion as to the plac at which the
blastopore appears is, however, valid.) Note that this fertilized egg has spherical
...