TLS Online TPP Program

#Question id: 10507


Rhizobacteria function as

 a) Nitrogen fixation

 b) depositing pathogens directly into the vascular system,

 c) producing antibiotics and antifungal agents for inhibiting soil pathogens

 d) herbivore sensors by sending electrical or chemical signals to surrounding cells

 Which one of the following combination is correct?

#Section 6: Plant, Animal and Microbial Biotechnology
  1. B and D   
  2. A and C 
  3. B and C 
  4. A and D
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TLS Online TPP Program

#Question id: 1126

#Section 3: Genetics, Cellular and Molecular Biology

Which of the following statement(s) is (are) true of the α subunit of a G protein?

a. It physically associates with the receptor.              

b. It binds GDP.

c. It binds GTP.                     

d. It is a transmembrane protein.

TLS Online TPP Program

#Question id: 14427

#Section 5: Bioprocess Engineering and Process Biotechnology

In which of the following controllers, the performance will improve with time?

TLS Online TPP Program

#Question id: 14172

#Section 4: Fundamentals of Biological Engineering

The growth of baker’s yeast (S. cerevisiae) on glucose may be simply described by the following equation:
In a batch reactor of volume 105 l, the final desired yeast concentration is 50 gdw/l. Using the above reaction stoichiometry. Determine the yield coefficients YX/S (biomass/glucose)?

TLS Online TPP Program

#Question id: 27276

#Section 5: Bioprocess Engineering and Process Biotechnology

E. coli was grown aerobically in batch fermentation. The initial concentration of cells was 1x 103/ml and it reached 1x106/ml in 10 hours. Calculate specific growth rate. Options:

TLS Online TPP Program

#Question id: 4751

#Section 3: Genetics, Cellular and Molecular Biology

In the following example, 3 independently assorting genes are known to govern coat color in mice. The genotype of few of the coat colors is given below:

Agouti: A-B-C- Black: aa B-C - Albino: -- -- cc

What will be the expected frequency of abino, in progeny from crosses of  AaBbCc with albino of the genotype aabbcc?