Match the following Column I with Column II 

Column I	Column II
A. PR segment	i. Plateau portion of the ventricular action potential
B. PR interval	ii. Conduction through atrioventricular node
C. ST segment	iii. The time from initial depolarization of the atria to initial depolarization of the ventricles
D. ST interval	iv. An isoelectric portion of the QT interval

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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 :

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#Question id: 15414

#Unit 5. Developmental Biology

Which of the following transcription factor activated by BMP4 & FGF8 respectively?

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#Question id: 15415

#Unit 5. Developmental Biology

Which of the following statements are regarding to Pax6 is correct?