Question

What is sertonin (5 marks)

Answer 1

Serotonin is a chemical nerve cells produce. It sends signals between your nerve cells. Serotonin is found mostly in the digestive system, although it's also in blood platelets and throughout the central nervous system. Serotonin is made from the essential amino acid tryptophan.




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Answer 2

♥ Serotonin is a chemical nerve cells produce .

♥ It sends signals between your nerve cells .

♥ Serotonin is found mostly in the digestive system .

♥ It's also in blood platelets and throughout the central nervous system .

♥ It is made from the essential amino acid tryptophan .