I have no clue!! But I can deduce as much as I can for you!! ;)
So, venomous snakes always have two distinct properties: they are brightly colored and have the heart on their head (where they keep the venom). My guess would be that the king snake evolved to have bright colors so that other predators would think that it is poisonous and stay away.
Pituitary gland is the answer that you are looking for
<u>Answer: </u>
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Lipids
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Explanation:
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Lipids are the macro-molecules used to store energy in our body. They have the ability to store energy more efficiently and are called long-term energy storage.
They can store twice as much energy as other molecules. They contain nine Kcal of energy per gram a compared to proteins and carbohydrates which only produce four kcal per gram. They are present in our body in the form of fat and are insoluble in water.