1 A group of individuals decides to live in the wild. They buy a plot of land an
ID: 281762 • Letter: 1
Question
1 A group of individuals decides to live in the wild. They buy a plot of land and grow a variety of vegetables including corn as a staple source of kilocalories. Which of the following culinary traditions that they adopt protects them from the deficiency disease pellagra?
They eat all their food raw to preserve the natural vitamins, particularly thiamin.
2. Which of the following nutrients is critically important for converting amino acids to energy and for synthesizing non-essential amino acids?
niacin
3 Why did sailors prior to the 1800s suffer from a disease that caused old wounds to open?
They had toxic levels B6, which caused a breakdown in collogen.
4 Which of the following statements regarding selenium is true?
All of the above are true of selenium.
5 By which of the following mechanisms does iron contribute to energy needs of a healthy active person?
They grow their food without the use of pesticides which can destroy the niacin in the corn.Explanation / Answer
1) They make corn tortillas, a process that frees the niacin bound to a protein in the corn, making the niacin more readily available.
2) Thiamin
3) They were deficient of vitamin C, which is necessary for collagen synthesis
4 )Selenium is required for regulation of thyroid hormones.
5) All of the above are important functions of iron.
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