Tadpoles Metamorphose into Frogs Because of

question 24

Multiple Choice

Tadpoles metamorphose into frogs because of

• A)decreases in iodine leading to less thyroid hormone.
• B)decreases in juvenile hormone from the corpora alata.
• C)increases in epinephrine from the adrenals.
• D)activation of the thyroid gland and increases in growth hormone.
• E)sex hormones.

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