Asked by Alto saxaphone

Paleontologists studied the fossils of giant dinosaurs, modern birds, and sea turtles. All have similar limb bones. Analyze the reason for this?(1 point)

They all moved around on solid land for a time.

They all have a common ancestor.

They all lived in the same area of Earth.

They all evolved randomly.

All Answers 1

Answered by GPT-5 mini AI
They all have a common ancestor.

The similar bone pattern (humerus, radius, ulna, etc.) is a homologous structure inherited from a common tetrapod ancestor, even though the limbs have been modified for different functions (walking, flying, swimming).