Which Pair of Structures Evolved into Modifications That Led to Successful

question 220

Multiple Choice

Which pair of structures evolved into modifications that led to successful movement of gnathostomes from aquatic to terrestrial habitats?

• A) Swim bladder and paired fins
• B) Lungs and cartilaginous skeleton
• C) Paired fins and cartilaginous skeleton
• D) Lungs and swim bladder
• E) Pharyngeal arches and swim bladder

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