Which of the following gland plays a key role in metamorphosis of frog's tadpole

Which of the following plays a key role in learning and memory?

Metamorphosis of frog is controlled by:

Which gland initiates, regulates and play a key role in metamorphosis of frog's tadpole ? 1. Adrenal 2. Pancreas 3. Thyroid 4. Thymus

Which gland initiates, regulates and play a key role in metamorhhosis of frog's tadpole ?

Which gland initiates, regulates and play a key role in metamorhhosis of frog's tadpole ?

Which gland initiates, regulates and play a key role in metamorhhosis of frog's tadpole ?

Frog's tadpoles are

Frog's tadpoles are

Frog's tadpoles are