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In insects molting is regulated by ecdysone. In amphibians it's regulated by hormones from the thyroid gland, as is our growth, up to a certain degree. This also illustrates the fact toads are far more closely related to us (both vertebrates) and insects are an outgroup. ^^

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Is a hormone responsible for metamorphosis in frogs and toads?

Thyroxine


What is the hormone responsible for metamorphosis in frogs and toads?

The hormone responsible for metamorphosis in frogs and toads is thyroxine. Thyroxine is produced by the thyroid gland and plays a crucial role in regulating the transformation of tadpoles into adult frogs or toads during metamorphosis.


What process changes frogs and butterflies?

Metamorphosis


What process do frogs undergo that physically changes them from from a tadpole to an adult tetrapod?

metamorphosis


What process do frogs undergo that physically changes that from a tadpole to an adult tetra-pod?

metamorphosis


What process do frogs undergo that physicaly changes them from a tadpole to an adult tetrapod?

Metamorphosis. The back legs grow, then the front legs. The tail then disappears and you have a froglett.


What animals change completely as they grow?

Frogs and butterflies undergo complete metamorphosis, where they change drastically in form and structure as they transition from larvae to adults. Frogs go through a process called metamorphosis, while butterflies undergo metamorphosis from egg to caterpillar (larvae), pupa, and finally adult.


What is dramtic change in an animals body?

Dramatic change in an animals body is referred to as metamorphosis. Usually related to frogs and butterflies. Metamorphosis is the process bt which an animal changes into an adult form.


Why do frogs have 2 lives?

Frogs are said to have " two lives" because of their metamorphosis


What is a change of shape during a frogs life?

It is Metamorphosis.


What type of metamorphosis are there?

There are grasshoppers,frogs,butterflies,fish, and rabbits.


Which frogs are larger as tadpoles than as full-grown frogs?

None of them. Tadpoles hatch and grow, then undergrow metamorphosis to become frogs. And they continue to grow as frogs.