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Blastoderm


A Blastoderm is the layer of cells formed at one pole of macrolecithal eggs such as the yolky egg of birds. The yolk prevents the division from taking place through the egg, resulting in meroblastic cleavage during the many cleavage divisions. At the animal pole, the zygote divides and subdivides, forming the blastoderm, which gradually spreads around the...
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Aspects of the topic blastoderm are discussed in the following places at Britannica. Assorted References formation by blastula ( in blastula (biology) ) ...sphere of cells, or blastomeres, produced during the development of an embryo by repeated cleavage of a fertilized egg. The cells of the blastula form an epithelial (covering) layer, called the...
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blastoderm ( ) n. The layer of cells that develops on the surface of the yolk in an avian or reptilian egg and gives rise to the germinal disk from
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Trilaminar embryo A trilaminar embryo (or trilaminary blastoderm , or trilaminar germ disk ) is an early stage in the development of triploblastic
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Information about blastoderm in the free online English dictionary and ... blastoderm - a layer of cells on the inside of the blastula ...
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Find Magic The Gathering Cards and Prices. ... Blastoderm can't be the target of spells or abilities. Edition : P - Promotional Cards ...
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What is blastoderm? Meaning of blastoderm medical term. What does blastoderm mean? ... blastoderm /blas·to·derm/ (-derm) the single layer of cells forming the wall of ...
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Click on the first link on a line below to go directly to a page where "blastoderm" is defined. ... blastoderm: Encarta® World English Dictionary, North ...
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A side view shows that the blastoderm is thinner than elsewhere on the ventral ... The dorsal side of the blastoderm is very distinctively thicker than the ventral ...
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... formation during the cellularization of the syncytial blastoderm of Drosophila. ... The early blastoderm of Drosophila is a syncytium in which about 6000 nuclei ...
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... descends from the blastoderm surface to enclose each ... Cell membrane formation during the cellularization of the syncytial blastoderm of Drosophila. ...
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4',6'-Diamidino-2-Phenylindole Staining of the Blastoderm ... Quail blastoderm and blastodisc of fertilized and unfertilized oocytes after oviposition. A) ...
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