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By Radhika Viswas on 06 Aug 22

Hormones are regulatory molecules secreted by the endocrine systems in vertebrates. Which of the following state-ments is NOT TRUE for hormones?

  1. Hormones are secreted into the blood circulation system and they act on target organs.

  2. Amino acids are precursors for some hormones.

  3. Hormones can act on the organ that secretes them.

  4. Hormones are always short-lived molecules.

Answer :
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