When a student suddenly runs into a snake on a pathway, which of these chemical…

When a student suddenly runs into a snake on a pathway, which of these chemical messengers are released ?
  • A.
    adrenaline
  • B.
    insulin
  • C.
    oestrogen
  • D.
    testosterone
  • E.
    thyroxine
Correct Answer: Option A
Explanation
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