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TLS Online TPP Program

#Question id: 11194

The "threshold" potential of a membrane is the ________.

#Unit 7. System Physiology – Animal
  1. lowest frequency of action potentials a neuron can produce
  2. minimum hyperpolarization needed to prevent the occurrence of action potentials
  3. minimum depolarization needed to operate the voltage-gated sodium and potassium channels
  4. peak amount of depolarization seen in an action potential
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TLS Online TPP Program

#Question id: 10779

#Unit 6. System Physiology – Plant

As plants absorb water from the soil, they deplete the soil of water near the surface of the roots, This depletion due to
TLS Online TPP Program

#Question id: 28902

#Unit 4. Cell Communication and Cell Signaling

Which of the following process of Frizzled receptor mimic the structure of Notum’s? 
TLS Online TPP Program

#Question id: 4757

#Unit 8. Inheritance Biology

The newborn baby of a mother having blood group O, Rh+ and father having blood group AB, Rh-, got mixed with other babies in the hospital. The baby with which of the following blood groups is not confirmable to be of the said couple?

(i) AB, Rh+                                                    (ii) O, Rh+

(iii) A, Rh+                                         (iv)  B, Rh+
TLS Online TPP Program

#Question id: 1749

#Unit 4. Cell Communication and Cell Signaling

The αβ heterodimeric form of the IL-2 receptor:
TLS Online TPP Program

#Question id: 7200

#Unit 5. Developmental Biology

Following statements are regarding to Reaction-diffusion mechanism for proximal-distal limb specification. Which of the following statement is incorrect?