Parkinson's disease often involves the degeneration of neurons that produce which are located in a brain area called the question 5 options: 1) serotonin; somatosensory cortex 2) dopamine; substantia nigra 3) acetylcholine; thalamus 4) norepinephrine; pons

halogen, any of the six nonmetallic elements that constitute group 17 (group viia) of the periodic table. the halogen elements are fluorine (f), chlorine (cl), bromine (br), iodine (i), astatine (at), and tennessine (ts).

your answer is true

i am 100% sure

explanation:

multiplying and dividing the two decimals and the eqations by the same number of the overalls