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Home Q & A Board Biology-Related Homework Help Genetics and Developmental Biology
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12 years ago
What happens during gastrulation?
A) The neural tube?precursor of the spinal cord and brain?forms.
B) Basal and apical cells?precursors of the suspensor and embryo, respectively?form.
C) The fertilized egg divides without growth occurring, forming a ball of cells.
D) Massive movements of cells make the primary body axes visible and organize the three embryonic tissues.
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12 years ago
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