Question

question 43 endorphins are _________. radically different in function from neurotransmitters less powerful than enkaph alins pain - controlling chemicals found where neurons meet skeletal muscles

Explanation:

Endorphins are endogenous opioid - peptide neurotransmitters that act as pain - controlling chemicals in the body. They are not radically different from neurotransmitters, they are not less powerful than enkephalins (both are endogenous opioids), and they are not found specifically where neurons meet skeletal muscles.

Answer:

pain - controlling chemicals