The MTHFR gene provides instructions for making an enzyme called methylenetetrahydrofolate reductase. This enzyme plays a role in processing amino acids, the building blocks of proteins.omocystinuria-caused by mutations in the MTHFR gene. At least 40 mutations in the MTHFR gene have been identified in people with homocystinuria, a disorder in which the body is unable to process certain amino acids properly.
What city has the largest population? Coming in at 8.1 million people, New York is the largest US city. When we looked into further into the results, we were surprised at which cities made the list. In fact, we searched beyond the 10 largest US cities by population as defined by 2010 U.S. Census, and also looked at the 10 largest metro areas.
The city of New York is the most populous city in the United States. It is located at the southern tip of the state of New York. The city of New York is the most densely populated in the US with a population of about 8.55 million spread over an area of 305 square miles. The city is considered as the financial capital of the world. In 1998, five boroughs were merged to form the city of New York; they are Staten Island, The Bronx, Brooklyn, Queens, and Manhattan.