TLS Online TPP Program

#Question id: 1972


Clonal selection implies that

#Unit 4. Cell Communication and Cell Signaling
  1. brothers and sisters have similar immune responses.

  2. antigens increase mitosis in specific lymphocytes.

  3. only certain cells can produce interferon.

  4. a B cell has multiple types of antigen receptors.

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TLS Online TPP Program

#Question id: 20258

#Unit 13. Advances in Biotechnology

Glycine betaine appears to be the regulation of intracellular water activity; under water stress, they may induce the formation of 

TLS Online TPP Program

#Question id: 20259

#Unit 13. Advances in Biotechnology

Under stress condition expression of E, coli gene mtl 1D in plants leads to 
1. Mannitol accumulation 
2. Enhanced growth 
3. Reduced growth
4. Glucose accumulation 
Which of the following is correct option?

TLS Online TPP Program

#Question id: 20260

#Unit 13. Advances in Biotechnology

The modified forms of starch have varied applications in food and other industries. Basic strategies to modify starch quality are 
(i) genetic modification of crops (by breeding or biotechnology)
(ii) food processing (using enzymes and chemicals)
(iii) food supplementation (modification of starch by employing microorganisms)
Which of the following strategies are correct?

TLS Online TPP Program

#Question id: 20261

#Unit 13. Advances in Biotechnology

Certain modified forms of starch such as high amylose starch are widely used in 
1. Snack products
2. Improve uniformity, stability and texture
3. Thickener
Which of the following are correct?

TLS Online TPP Program

#Question id: 20262

#Unit 13. Advances in Biotechnology

Certain modified forms of starch such as high amylopectin starch are widely used in 
1. Snack products
2. Improve uniformity, stability and texture
3. Thickener
4. Paper industry
Which of the following is correct option?

TLS Online TPP Program

#Question id: 20263

#Unit 13. Advances in Biotechnology

_______  an excellent alternative to polystyrene-based packing material