TLS Online TPP Program

#Question id: 1506


An oncogene codes for a growth factor receptor that is constitutively active. Of the following statements about a culture of cells expressing this gene, which would you expect to be true?

#Unit 4. Cell Communication and Cell Signaling
  1. The cells would be stimulated to divide by addition of growth factors to the medium.

  2. Cells in the culture would have no response to the addition of growth factors.

  3. Cells in the culture would be arrested in the Go phase of the cell cycle.

  4. None of the above.

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TLS Online TPP Program

#Question id: 15481

#Unit 13. Advances in Biotechnology

One of the approaches for the bacterial strain improvement for primary metabolite include

TLS Online TPP Program

#Question id: 15482

#Unit 13. Advances in Biotechnology

Over expression of primary metabolites are often achieved by
1. Frequency of RNA polymerase binding to the promoter region
2. Copy number increase of structural genes for these enzymes by genetic engineering
3. Chemically derived protein
Which combination below represent correct option?

TLS Online TPP Program

#Question id: 15483

#Unit 13. Advances in Biotechnology

A novel technique for strain improvement combining the advantage of multi-parental crossing allowed by DNA shuffling with the recombination of entire genomes.

TLS Online TPP Program

#Question id: 15484

#Unit 13. Advances in Biotechnology

Microbial process produces l-form of amino acids which makes the process advantageous as compared to synthetic processes. Strains employed for amino acid 1. 1. 1. production are 
1. wild-type strains 
2. auxotrophic mutants
3. regulatory mutants
4. auxotrophic regulatory mutants
Which of the following combination has correct options

TLS Online TPP Program

#Question id: 15485

#Unit 13. Advances in Biotechnology

Plasmid vector systems for cloning in which bacteria have been established, for amino acid production and related strains.
A. Corynebacterium
B. Micrococcus, 
C. Brevibacterium, 
D. Microbacterium
Choose the correct option.

TLS Online TPP Program

#Question id: 15486

#Unit 13. Advances in Biotechnology

Why glutamic acid accumulation in cell is not a good idea for Corynebacterium