Question: Was the Eiffel tower used as a symbol of the French Revolution?
Answer: The French Revolution took place 1789-1799. The Eiffel Tower was built a century later in 1888.. The answer is: no.

Question: Did Julius Caesar read books on Pharmacology?
Answer: Pharmacology has its origins in the Middle Ages. The Middle Ages took place from 476 AD-1453 AD. Julius Caesar lived from 100 BC-44 BC.. The answer is: no.

Question: Are all twins the same gender?
Answer:
Identical twins are always the same gender. However, identical twins are very rare. Most twin cases are formed from two different fertilizations during the same conception event. Non-identical twins can be opposite gender or same gender.. The answer is: no.