TLS Online TPP Program

#Question id: 27950


Some of the properties of Hexokinases I, II, III & IV is given

a. Hexokinases I, II, and III shows hyperbolic curve of glucose binding while Hexokinase IV shows sigmoidal curve 

b. Accumulation of glucose 6-phosphate inhibits hexokinases I–III by feedback mechanism 

c. Accumulation of glucose 6-phosphate allosterically inhibits hexokinases I–III.

d. The allosteric effector of Hexokinase IV is fructose 6-phosphate.

Which of the following is incorrect  

#Unit 1. Molecules and their Interaction Relevant to Biology
  1. a & b  
  2. b & c
  3. b & d  
  4. c only
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TLS Online TPP Program

#Question id: 19823

#Unit 12. Applied Biology

The elicitors are recognized by receptor-like molecules present in resistant plants. This recognition initiates several biochemical reactions such as

1. Phytoalexin biosynthesis

2. Cell wall reinforcement

3. Release of hydrolytic enzymes

4. Rapid cell death

Which of the following is/are correct?

TLS Online TPP Program

#Question id: 19824

#Unit 12. Applied Biology

Several biochemical reactions heading to the production of active oxygen species, phytoalexin biosynthesis occurs due to

TLS Online TPP Program

#Question id: 19825

#Unit 12. Applied Biology

The elicitor produced by a pathogen is which type of molecule 1. Protein encoded by an avirulence gene 2. Products of metabolic activity of this protein Which of them are correct?

1. Protein encoded by an avirulence gene

 2. Products of metabolic activity of this protein

Which of them are correct? 

Which of them are correct?ch of them are correct? 

TLS Online TPP Program

#Question id: 19826

#Unit 12. Applied Biology

 _________are low molecular weight antibiotic polyphenolic or terpenoid compounds produced by plant cells

TLS Online TPP Program

#Question id: 19827

#Unit 12. Applied Biology

What kind of molecules is Phytoalexins

1. Low molecular weight antibiotic

2. High molecular weight antibiotic

3. Polyphenolic

4. Terpenoid compounds

Which of the following is a correct option?

TLS Online TPP Program

#Question id: 19828

#Unit 12. Applied Biology

Accumulation of phytoalexins at the site of infection is followed by