What did Alexander Fleming discover?

What did Alexander Fleming discover? Alexander Fleming was a Scottish physician-scientist who was recognised for discovering penicillin. What did Alexander Fleming find that prevented the growth of bacteria? Penicillin discovered Often described as a careless lab technician, Fleming returned from a two-week vacation to find that a mold had developed on an accidentally contaminated staphylococcus […]

Which country is a unitary state?

Which country is a unitary state? …all the world’s nation-states are unitary systems, including Bulgaria, France, Great Britain, the Netherlands,…… In most older European and English-speaking democracies, political authority inheres in the central government,…… …said to possess either a unitary or a federal system (see also federalism). Why are some countries governed as unitary states? […]

What was the source of mercury in Minamata?

What was the source of mercury in Minamata? Minamata disease was first discovered in the city of Minamata, Kumamoto Prefecture, Japan, in 1956. It was caused by the release of methylmercury in the industrial wastewater from a chemical factory owned by the Chisso Corporation, which continued from 1932 to 1968. How did the human exposure […]

What are two similarities between photosynthesis and cellular respiration?

What are two similarities between photosynthesis and cellular respiration? Photosynthesis and respiration both involve cycles of reactions, involving redox reactions. The processes both use the same coenzymes, such as NAD and NADP. Which is the relationship between photosynthesis and cellular respiration glucose? Photosynthesis converts carbon dioxide and water into oxygen and glucose. Glucose is used […]

What is beneficence in research?

What is beneficence in research? The definition of beneficence is action that is done for the benefit of others. This principle states that research should: Do no harm. The purpose of health research is to discover new information that would be helpful to society. How does a researcher use ethical principles in research? In practice, […]

Who were the first immigrants to Hawaii?

Who were the first immigrants to Hawaii? Chinese laborers were the first immigrant group to arrive in Hawaii for work on the plantations and numbered more than 50,000 between 1852 and 1887. Many also arrived to work on rice plantations throughout the Islands, which replaced kalo (taro) as a mass-farmed crop at the time. When […]

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