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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Regionally specific <strong>in</strong>duc<strong>in</strong>g action of the dorsal<br />
blastopore lip<br />
Early blastula dorsal lips<br />
<strong>in</strong>duce anterior dorsal<br />
structures <br />
Older blastula dorsal lips<br />
<strong>in</strong>duce more posterior<br />
dorsal structures <br />
Earlier organizer: <strong>in</strong>duce bra<strong>in</strong>s <strong>and</strong> heads<br />
Later organizer: <strong>in</strong>duce sp<strong>in</strong>al cords <strong>and</strong> tails<br />
Region <strong>and</strong> tim<strong>in</strong>g makes difference.
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