Essay
Selenium (Se) is an element required in the human body in trace amounts.Selenium is obtained through the diet and levels of selenium found in food depend greatly on the soil where it is grown.Once ingested and absorbed as selenate, it can become incorporated into a small number of polypeptides.These selenoproteins are formed when selenium replaces an element that is found in 2 of the 20 "standard" amino acids.Using your knowledge of atomic structure, the periodic table in Figure 2-7, and the structure of amino acids found in Panel 2-5, deduce which two amino acids may be converted to "seleno" amino acids and used to make selenoproteins.
Correct Answer:

Verified
Sulfur is the only element found exclusi...View Answer
Unlock this answer now
Get Access to more Verified Answers free of charge
Correct Answer:
Verified
View Answer
Unlock this answer now
Get Access to more Verified Answers free of charge
Q49: The variety and arrangement of chemical groups
Q50: Indicate whether the statements below are TRUE
Q51: Indicate whether the statements below are TRUE
Q52: A covalent bond between two atoms is
Q53: The amino acids glutamine and glutamic acid
Q55: You are trying to make a synthetic
Q56: Macromolecules in the cell can often interact
Q57: Carbon 14 is an unstable isotope of
Q58: Select the answer that BEST completes the
Q59: A.Sketch three different ways in which three