TLS Online TPP Program

#Question id: 19171


Which of the following are the practical problems that arise due to the decrease in column diameter in Column Chromatography?

#Unit 14. Methods in Biology
  1. Requirement of large particle size and high pressure drop
  2. Requirement of large particle size and low pressure drop
  3. Requirement of small particle size and high pressure drop
  4. Requirement of small particle size and low pressure drop
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TLS Online TPP Program

#Question id: 10550

#Unit 6. System Physiology – Plant

Plants, in turn, evolved a second line of defense that recognize these intracellular effectors and trigger defense responses to render them harmless. As a result, plants possess a second type of immunity called,

TLS Online TPP Program

#Question id: 10551

#Unit 6. System Physiology – Plant

plants possess a second type of immunity mediated by a set of highly specific intracellular receptors known as nucleotide binding site–leucine rich repeat (NBS–LRR) receptors. How NBS–LRRs become activated,

TLS Online TPP Program

#Question id: 10552

#Unit 6. System Physiology – Plant

Inactive NBS–LRR receptor activated by binding with the effector molecules with decoys or guardees directly triggering the defense response by stimulating______A_______ into the cell and ______B_________ out of the cell.

TLS Online TPP Program

#Question id: 10759

#Unit 6. System Physiology – Plant

many secondary metabolites have been suggested to have important ecological functions in plants:

a) they protect plants against being eaten by herbivores (herbivory)

b) they protect plants against being infected by microbial pathogens

c) they serve as attractants for pollinators and seed dispersing animals

d) they serve as agents of plant–plant competition

Which of the following combination from above statements is correct?

TLS Online TPP Program

#Question id: 10760

#Unit 6. System Physiology – Plant

Following are some statements of secondary metabolites of terpenes in plants is incorrect?

TLS Online TPP Program

#Question id: 10761

#Unit 6. System Physiology – Plant

Which one of the following combinations of secondary metabolite biosynthetic pathway found in the biosynthesis of terpenes?