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Posted By: Jose Mathew       Member Level: Platinum       Posted Date: 05 Sep 2007       Category: Biology

Which of the following gene clusters in bacteria is responsible for nitrogen fixation?

Select Answer:

nod,nif,fix
nod,ndf,nfx,
nod,nix,nfx
ndx,nif,fix
ndx,nif,nix



      
Your Test Score: 0 / 0



Next Question: Match the following with correct combination Column 1 Column II 1. Hypotonic a. Water 2. Hypertonic b. Sucrose 3. Solute c. Lower tonicity 4. Solvent d. Higher tonicity
Previous Question: Match the words in column I with the phrases in columnII.Choose the answer which gives the correct combination of the alphabets of the columns.Column I Column II A. Magnesium p Found in some amino acids B Sulphur q Not important for plants C Iodine r Structural component of chlorophyll D Manganese s Component of Suguar t Required for enzyme activity
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