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TLS Online TPP Program

#Question id: 1097

A signal transmitted via phosphorylation of a series of proteins is generally associated with which of the following events?

#Unit 4. Cell Communication and Cell Signaling

  1. conformational changes to each protein in the series

  2. binding of a hormone to an intracellular receptor

  3. activation of a ligand-gated ion channel

  4. production of ATP in the process of signal transduction

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TLS Online TPP Program

#Question id: 11077

#Unit 7. System Physiology – Animal

A person’s normal tidal volume is 400 ml with a dead space of 100 ml. The respiratory rate is 12 breaths/min. The person is placed on ventilator for surgery and the tidal volume is 700 with a rate of 12. What is the approximate alveolar Pco2 for this person?
TLS Online TPP Program

#Question id: 23256

#Unit 13. Methods in Biology

Which chromosome pair has same centromeric sequence?
TLS Online TPP Program

#Question id: 24116

#General Aptitude

The intermittent rain soaked the garden many different times during the day.
TLS Online TPP Program

#Question id: 8909

#Unit 9. Diversity of Life Forms

Which of the following terms or structures is properly associated only with animals?
TLS Online TPP Program

#Question id: 10755

#Unit 10. Ecological Principles

For two species A and B in competition, the carrying capacities, competition coefficients, per capita growth rate and population size are

KA = 1000          KB = 1200        α= .5    r A= .3    N1= 500         N2= 200          

According to the Lotka-Volterra model, what is growth rate of species A?