About how many species of insects are there as of 2017?

The leader of the majority part in the house of commons is usually britain’s

Which is the main inference that can be drawn from adam smith's book the wealth of nations? a) for an economy to work flawlessly, it shouldn't have to serve and moral goals.b) the government must control a free-market economy, or economic problems will arise.c) a free-market economy works well only without the government's interference. d) free trade will only hurt economies and should be stopped by governments.

Dalton developed the first model of the atom that showed the structure of the inside of an atom