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TLS Online TPP Program

#Question id: 1120

A mutation that knocks out the GTPase activity of a G protein would have what effect on a cell?

#Unit 4. Cell Communication and Cell Signaling

  1. The concentration of available GTP would decrease.

  2. The number of G proteins in the cell would increase.

  3. The G protein would be inactivated by a G protein-coupled receptor/signal molecule complex.

  4. The G protein would always be active.

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TLS Online TPP Program

#Question id: 15989

#Unit 12. Applied Biology

Genetically modified plants have also been used for___
TLS Online TPP Program

#Question id: 2050

#Unit 4. Cell Communication and Cell Signaling

Which of the following statements is NOT TRUE?
TLS Online TPP Program

#Question id: 10649

#Unit 10. Ecological Principles

According to the logistic growth equation


A) the number of individuals added per unit time is greatest when N is one fourth of K

B) the per capita growth rate (r) increases as N approaches K

C) population growth is zero when N equals K

D) the population grows exponentially when N approaches K
TLS Online TPP Program

#Question id: 5055

#Unit 5. Developmental Biology

There are at least two components to every inductive interaction-
TLS Online TPP Program

#Question id: 11294

#Unit 10. Ecological Principles

A small lake has three trophic level – Phytoplankton(autotroph) , Zooplankton (herbivore ) and planktivorous fish ( primary carnivore) . In to this lake Population of some other primary carnivore introduced to study top down effect . What is expected long term consequence of this  introduction ?