Which of the Following Characteristics Allowed Early Gnathostomes to Become

question 57

Multiple Choice

Which of the following characteristics allowed early gnathostomes to become successful predators?

• A) fins stiffened with bone that increased maneuverability and improved gas exchange through the skin
• B) fins stiffened with bone that increased maneuverability and improved gas exchange in the gills
• C) lobe fins that allowed temporary access to land and improved gas exchange through the skin
• D) lobe fins that allowed temporary access to land and improved gas exchange in the gills

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