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TLS Online TPP Program

#Question id: 10609

The observation that members of a population are uniformly distributed suggests that

#Unit 10. Ecological Principles
  1. the size of the area occupied by the population is increasing.
  2. resources are distributed unevenly.
  3. the members of the population are competing for access to a resource.
  4. the members of the population are neither attracted to nor repelled by one another
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TLS Online TPP Program

#Question id: 1107

#Unit 4. Cell Communication and Cell Signaling

Viagra causes dilation of blood vessels and increased blood flow to the penis, facilitating erection. Viagra acts by inhibiting which of the following events?
TLS Online TPP Program

#Question id: 4949

#Unit 11. Evolution and Behavior

What probably accounts for the switch to DNA-based genetic systems during the evolution of life on Earth?
TLS Online TPP Program

#Question id: 23309

#General Aptitude

Suppose you are checking student's answer books, all of a sudden you have finished red refill. You call an student and order him to bring a refill. What would you like to do in such a situation?
TLS Online TPP Program

#Question id: 11471

#Unit 7. System Physiology – Animal

Hair cells in the vertebrate ear are responsible for transducing sound pressure waves. Ion channels in the hair cell membrane open when ________.
TLS Online TPP Program

#Question id: 5213

#Unit 11. Evolution and Behavior

Which of the following is a major distinction between a transposon and a retrotransposon?