Q168
Major source of biologically significant sulphur is
A.
Organic sulphates
B.
SO2 of air
C.
Amino acid
D.
Inorganic sulphates
AnswerAnswer: Option D
Solution
Answer: Option D
Solution:
Major source of biologically significant sulphur is inorganic sulphates.Significant levels of sulphate are found in foods and various sources of drinking water, the major source of inorganic sulphate for humans is biodegradation due to body protein turnover of the sulphur amino acids methionine and cysteine.