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#Question id: 934


Nitrogen fixation may occur via all of the following bacteria, except

#XL - Q Biochemistry
  1. Azobacter

  2. Klebsiella

  3. cyanobacteria. 

  4. E. coli.


Answer:- Option(s): 4


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#Question id: 4203

#XL - T Zoology

 Translation begins to be terminated when

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#Question id: 4204

#XL - T Zoology

For each amino acid added to a polypeptide chain, __ phosphoanhydride bonds are cleaved.

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#Question id: 4205

#XL - T Zoology

Puromycin is an antibiotic that inhibits protein synthesis because

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#Question id: 4206

#XL - T Zoology

Ribosomal protein synthesis is controlled by inhibitor proteins, the genes of which are located on the ribosomal protein operon, and which bind to __ when ribosome assembly slows and bind to __ when ribosome assembly is proceeding at a steady rate.

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#Question id: 4207

#XL - T Zoology

 If there is more globin than heme present in a reticulocyte, globin synthesis is stopped by

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#Question id: 4208

#XL - T Zoology

Tryptophan synthesis is controlled by a repressor protein which is activated by a corepressor which is

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