Which of the following is a density-independent factor limiting human population growth? 

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#Question id: 15391

#Unit 5. Developmental Biology

In the initiation of the vertebrate eyes, paired regions of the brain bulge out and approach the anterior region of -------germ layer:

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#Question id: 15392

#Unit 5. Developmental Biology

If an optic vesicle from a Xenopus laevis embryo is placed underneath head ectoderm in a different part of the head from where the frog’s optic vesicle normally occurs then what happens?

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#Question id: 15393

#Unit 5. Developmental Biology

First inducers (in early gastrula stages) of the lens may be:

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#Question id: 15394

#Unit 5. Developmental Biology

The elongation and curvature of the lens fibers control by:

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#Question id: 15395

#Unit 5. Developmental Biology

Which of the following promote the synthesis of the Paired box 6 (Pax6) transcription factor in the anterior ectoderm?

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#Question id: 15413

#Unit 5. Developmental Biology

Paired box 6 (Pax6) transcription factor requires for :