Current research into neurotransmitter systems has produced the "" hypothesis, which states that when serotonin levels are low, other neurotransmitter systems become dysregulated and contribute to mood irregularities.

permissive

Explanation:

Here is the complete question:.

Current research into neurotransmitter systems has produced the " " hypothesis, which states that when serotonin levels are low, other neurotransmitter systems become dysregulated and contribute to mood irregularities.

a. incompatibility

b. lock-and-key

c. permissive

d. pathoneurosis

1. use youre data the one which you made the highest points copy exactly that and write why you got that & how

2. what option did u choose and what did they tell u how it impacted the place.

3. i would set rules every friday we would clean up and every wensday we will protect endardged animals etc. hoped i