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: 10756

#Unit 10. Ecological Principles

Which of following is correct about interaction?

A) Population growth of each species is limited more by intraspecific competition than by interspecific competition.

B) The species with the greater initial abundance wins out.

C) Population of each species coexist and reach at stable equilibrium point

D) Population growth of each species is limited by only intraspecific competition


TLS Online TPP Program

#Question id: 10757

#Unit 6. System Physiology – Plant

A Negative Hydrostatic Pressure in Soil Water,

TLS Online TPP Program

#Question id: 10758

#Unit 6. System Physiology – Plant

The component of the soil water potential is hydrostatic pressure  (ψp) ,

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?