Question

The structural differences between a tadpole and an adult frog are due to

Answer 1

The tadpole actually has no legs but the second tadpole has legs the adult tadpole has actually four legs which is diffrent

Answer 2

Metamorphosis

Step-by-step explanation:

Metamorphosis is the changes in the structure, physiology of an organism. Metamorphosis has seen in the indirect development i.e. egg, larva, and adult. In frog, the egg hatch into fish like larva. They lose gills, and tails as it grows. The lungs and forelimbs appear in the adult frog as it will also exhibit terrestrial life. The metamorphosis initiate by thyroxine hormone secretes from the thyroid gland of the frog.