Answer:
Genetics
Continental drift
Explanation:
The genetics knowledge which is a library of traits serves as an information center which can be used to analyse evolution was not available to Darwin.
The knowledge of continents being a giant raft floating on molten rock that could fit into a puzzle was not available to Darwin that could solve the solve the existence of oddly similar terrestrial species on separate continents.
The term of office for a United States senator is 6 years.
Each senator's mandate lasts for 6 years, and usually, new senators are chosen every two years as the old senators' mandate finishes. In the US, each state is allowed to have 2 senators in the Congress, for a total of 100 senators.
Answer:
His findings led to the widespread use of antiseptics such as phenol.
Explanation:
Joseph Lister was a British surgeon. He is not known for being a great doctor, or for having an impeccable surgical technique, but for discovering that the use of antiseptics before and after surgery could save many people's lives. He was a great bacteriologist and knew that bacterial infections were serious, but that they could be prevented with the use of antiseptics. After their discoveries, antiseptics became very popular, among them phenol, which was one of the first to be commercialized and used.
Explanation:
Tens of thousands of people died because of prohibition-related violence and drinking unregulated booze. The big experiment came to an end in 1933 when the Twenty-first Amendment was ratified by 36 of the 48 states. The Twenty-first Amendment was deemed so necessary (and the Eighteenth so ineffective), it is the only Constitutional amendment ever passed to overturn a previous amendment. Hence, Prohibition was a terrible mistake.
