Multiple Choice
Genetic analysis suggests that hagfishes and lampreys may be sister groups.Which statement best supports the idea that hagfishes are vertebrates?
A) Hagfishes have cartilaginous skeletons, which may be a derived morphological feature.
B) Hagfishes have a partial cranium.
C) Hagfishes exhibit pharyngeal slits into adulthood.
D) Hagfishes undergo direct development.
E) Hagfishes have a tonguelike structure equipped with toothlike rasps.
Correct Answer:
Verified
Correct Answer:
Verified
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