blastosphere

Example Sentences

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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

Both the blastosphere and gastrula often swim freely by flagella.

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 Tyler, John Mason

The blastosphere of the frog is like what the blastosphere of amphioxus would be, if the future hypoblast cells were enormously larger through their protoplasm being diluted with yolk.

From Text Book of Biology, Part 1: Vertebrata by Wells, H. G. (Herbert George)

The blastosphere determines the orientation of the gastrula, and so forth.

From The Biological Problem of To-day Preformation Or Epigenesis? The Basis of a Theory of Organic Development by Hertwig, Oscar

Plainly, the blastosphere cannot be pre-existing as a structure of particles in the fertilised nucleus; there cannot be blastosphere determinants.

From The Biological Problem of To-day Preformation Or Epigenesis? The Basis of a Theory of Organic Development by Hertwig, Oscar