blastosphere
Example Sentences
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The segmentation is complete; one side of the hollow blastosphere invaginates and forms a gastrula.
From Encyclopaedia Britannica, 11th Edition, Volume 5, Slice 7 "Cerargyrite" to "Charing Cross" by Various
The central part of the blastosphere is called the segmentation cavity or blastocoel.
From Encyclopaedia Britannica, 11th Edition, Volume 9, Slice 3 "Electrostatics" to "Engis" by Various
The cells of the lower half of the blastosphere are slightly larger than those of the upper half.
From The Whence and the Whither of Man A Brief History of His Origin and Development through Conformity to Environment; Being the Morse Lectures of 1895 by John Mason Tyler
The conditions for the origin of the blastosphere come into existence only by the process of segmentation, and it is only by its capacity to divide that the egg contains the conditions for blastosphere formation.
From The Biological Problem of To-day Preformation Or Epigenesis? The Basis of a Theory of Organic Development by Oscar Hertwig
A limit is set to increase in the size of a blastosphere by the nature of the material of its walls.
From The Biological Problem of To-day Preformation Or Epigenesis? The Basis of a Theory of Organic Development by Oscar Hertwig
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