File:Sus domesticus blastocyst.jpg
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Summary
[edit]DescriptionSus domesticus blastocyst.jpg | Fig. 177. Schematic drawings of early pig development. (A) Early developing blastocyst. (B) Later blastocyst, showing two kinds of cells in the inner cell mass. (C) Later blastocyst, showing disappearance of trophoblast cells overlying the inner cell mass. (D) Later blastocyst. Two layers of formative cells are present as indicated with trophoblast tissue attached at the margins. |
Date | |
Source | https://archive.org/details/comparativeembry00nels/page/364/mode/1up?view=theater&q=BLASTULATION+ Comparative embryology of the vertebrates; with 2057 drawings and photos. grouped as 380 illustrations. |
Author | Nelsen, Olin E. |
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current | 10:59, 12 March 2024 | ![]() | 1,016 × 759 (647 KB) | Rasbak (talk | contribs) | {{Information |description=Fig. 177. Schematic drawings of early pig development. (A) Early developing blastocyst. (B) Later blastocyst, showing two kinds of cells in the inner cell mass. (C) Later blastocyst, showing disappearance of trophoblast cells overlying the inner cell mass. (D) Later blastocyst. Two layers of formative cells are present as indicated with trophoblast tissue attached at the margins. |date=1953 |source=https://archive.org/details/comparativeembry00nels/page/361/mode/1up... |
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