MCQOPTIONS
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				| 1. | 
                                    The removed ectoderm from a frog's embryo developed | 
                            
| A. | an indiviual frog | 
| B. | frog with normal nervous systen | 
| C. | frog with defective nervous system | 
| D. | none of the above | 
| Answer» D. none of the above | |