Parapat is located in Indonesia (Kabupaten Toba Samosir, North Sumatra) and time zone Asia/Jakarta.
Places nearby are Tomok Bolon, Pematangsiantar and Tongging.
Medan is 103 km away, Jakarta is 1,164 km away and Bekasi is 1,172 km away as the crow flies.
Distances from Parapat to the most important cities in Indonesia and the world.
2.6630000°
98.9349000°
Speciation within a population where subpopulations are reproductively isolated
https://en.wikipedia.org/wiki/Parapatric_speciation2019 film by James Bobin
https://en.wikipedia.org/wiki/Dora_and_the_Lost_City_of_GoldSubstance that mimics stimulation of cholinergic receptors
https://en.wikipedia.org/wiki/Parasympathomimetic_drug