I would say tested anything scientific comes w a hypothesis and gets tested.
Answer:
A molecule is two or more atoms bonded together to form a single chemical entity.
He played an important role in the industrial revolution by "making steam engines a reliable power source."
Explanation:
James Watt was an architect and mechanical engineer whose developments in steam engine technology inspired the Industrial Revolution. Watt did not discover the steam engine. Steam engines were previously in survival, mainly being used to elevate water out of mines.
Glycoproteins I think.....
