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QUESTION
lampreys differ from hagfishes in a.lacking jaws b.having a cranium c.having pharyngeal clefts that develop into pharyngeal slits d. having a...
lampreys differ from hagfishes ina.lacking jawsb.having a craniumc.having pharyngeal clefts that develop into pharyngeal slitsd. having a notochord throughout lifee.having a notochord that is surrounded by a tube of cartilage
