Neural Crest Cells and Motor Axons Can Only Migrate Through/over

question 18

Multiple Choice

Neural crest cells and motor axons can only migrate through/over one-half of the somite,and this migration is controlled by inhibitory and permissive interactions through factors expressed by the somite and neural crest cells/motor axons.In which half of the somite do neural crest cells/motor axons migrate through?

• A) Lateral
• B) Medial
• C) Caudal
• D) Cranial
• E) Dorsal
• F) Ventral