chapter 10, early development and axis formation in amphibians part-2
chapter 10, early development and axis formation in amphibians part-2
chapter 10, early development and axis formation in amphibians part-2
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Spemann’s demonstration of nuclear<br />
equivalence <strong>in</strong> newt cleavage<br />
Ligature at 8-cell stage<br />
Enter<strong>in</strong>g a s<strong>in</strong>gle nucleus<br />
to the other side at 16-<br />
cell stage<br />
Nuclei at 16-cell stage are genetically identical<br />
<strong>and</strong> still totipotent <strong>in</strong> the newt. <br />
After 14 days, each side had<br />
a normal embryo.
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