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Metamorphosis in frogs is primarily controlled by thyroid hormones, not general growth hormones.
Ref: NCERT Class 11 Biology Chapter 7: Structural Organisation in Animals Frog - Anatomy - Digestive and Respiratory System
Metamorphosis in frogs is primarily controlled by thyroid hormones, not the adrenal gland.
Ref: NCERT Class 11 Biology Chapter 7: Structural Organisation in Animals Frog - Anatomy - Digestive and Respiratory System
Frogs undergo indirect development, where eggs hatch into tadpoles, which later metamorphose into adult frogs.
Ref: NCERT Class 11 Biology Chapter 7: Structural Organisation in Animals Frog - Anatomy - Digestive and Respiratory System
The thyroid gland in frogs releases hormones that regulate metamorphosis from the tadpole stage to adulthood.
Ref: NCERT Class 11 Biology Chapter 7: Structural Organisation in Animals Frog - Morphology and External Features
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