Assertion: neuroepithelium's cell | /r/CapableOf | form neuroepithelial plate
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Source sentences:
text: The neuroepithelium narrows and lengthens, a process referred to as convergent extension (Figure 3(a)), in which the polarized cells which form the neuroepithelial plate converge towards the midline, elongate anteroposteriorly, and then intercalate .