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TLS Online TPP Program

#Question id: 1095

What does it mean to say that a signal is transduced?

#4. Cell Communication and Cell Signaling

  1. The signal enters the cell directly and binds to a receptor inside.

  2. The physical form of the signal changes as it passes from the cell membrane to the ultimate intracellular target.

  3. The signal is amplified, such that even one signal molecule evokes a large response.

  4. The signal triggers a sequence of phosphorylation events inside the cell.

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TLS Online TPP Program

#Question id: 9589

#6. System Physiology – Plant

The physical mechanism by which excitation energy is conveyed from the chlorophyll that absorbs the light to the reaction centre, By this mechanism the excitation energy is transferred from one molecule to another by a nonradioactive process, this mechanism is known as
TLS Online TPP Program

#Question id: 3439

#11. Evolution and Behavior

Male insects attempt to mate with orchids but eventually stop responding to them. What term best applies to this behavior?
TLS Online TPP Program

#Question id: 4821

#8. Inheritance Biology

What are frequency of recombination  if one cell carry out cross over every 50 cell undergoes meiosis ?
TLS Online TPP Program

#Question id: 24000

#Aptitude

If a poor student is unable to deposit his monthly fees in time, what will you do in this condition?
TLS Online TPP Program

#Question id: 11295

#10. Ecological Principles

The amount of energy entering a food chain depends on the