Which of the following glands in a frog is responsible for the secretion of neurohormones carried to the anterior pituitary?
Thyroid gland
Parathyroid gland
Pineal gland
Adrenal gland
According to the information provided, the pineal gland is one of the prominent endocrine glands found in a frog. In particular, the neurosecretory cells of the hypothalamus secrete neurohormones that are carried to the anterior pituitary.
Therefore, the correct answer is option 3.