Answer:
B
Explanation:
A theory is a carefully thought-out explanation for observations of the natural world that has been constructed using the scientific method, and which brings together many facts and hypotheses.
Answer:They increase or decrease activity at certain synapses
Explanation:
Answer:
True.
Explanation:
Blood and urine are most used for drug screen test.
Answer:
10= Sulcus of the lower petrous sinus i think but I'm not sure...