Cell Cycle and Cell DivisionHard
Question
In which one of the following is nitrogen not a constituent ?
Options
A.Pepsin
B.Idioblast
C.Bacteriochlorophyll
D.Invertase
Solution
dioblast seems to be most appropiate (not correct) choice. invertase and pepsin are proteins (contain nitrogen), bacteriochlorofhyll also contains nitrogan. Idioblasts are crystals of calcium oxalate, called raphides.
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