Ellis Island was the principal federal immigration station in the United States from 1892 to 1954. More than 12 million immigrants were processed here. Over time, the immigration station spread over 3 connected islands with numerous structures including a hospital and contagious disease wards.
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The word equation for aerobic respiration is: Glucose (sugar) + oxygen = carbon dioxide + water + energy The glucose is broken down in two stages. The second stage uses oxygen and yields much energy (18 times more compared with anaerobic respiration). When muscles are working hard, they use up a lot of oxygen.If oxygen does not get to the muscles fast enough for aerobic respiration, the muscles change to anaerobic respiration by processing only the first stage of glucose breakdown and making lactic acid instead.hen muscles are working hard, they use up a lot of oxygen. If oxygen does not get to the muscles fast enough for aerobic respiration, the muscles change to anaerobic respiration by processing only the first stage of glucose breakdown and making lactic acid instead.