Explain why the life cycles of the frog and the fish show characteristics common to their class of vertebrates.

They are homologous structures because they are very similar

Plato Answer

Explanation:

Fish are able to breathe underwater at birth because they have gills. The fish life cycle shows that the newly hatched larva is able to survive underwater. The fish also show paired fins, which is a characteristic of fish. The frog life cycle shows the organism going through metamorphosis, changing from an aquatic larva to a terrestrial adult. For this transition to happen, the larva needs to develop lungs. This metamorphosis is common in amphibians.

answer: the answer is b

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