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TLS Online TPP Program

#Question id: 11197

After the depolarization phase of an action potential, the resting potential is restored by ________.

#Unit 7. System Physiology – Animal
  1. the opening of voltage-gated potassium channels and the inactivation of sodium channels
  2. a decrease in the membrane's permeability to potassium and chloride ions
  3. a brief inhibition of the sodium-potassium pump
  4. the opening of more voltage-gated sodium channels
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TLS Online TPP Program

#Question id: 10924

#Unit 6. System Physiology – Plant

Due to damage exudation of sap from cut petioles or stems takes place they can be collected. However, quantities of collected sap are small, and the method is technically difficult. A preferable approach for collecting exuded sap is to use an
TLS Online TPP Program

#Question id: 8932

#Unit 9. Diversity of Life Forms

What is the correct sequence of the following four events during an animalʹs development?
1. gastrulation
2. metamorphosis
3. fertilization
4. cleavage
TLS Online TPP Program

#Question id: 26464

#Unit 3. Fundamental Processes

Choose the correct statement During abortive Transcription 
a. Abortive synthesis takes before escaping the promoter (-10 to +2), entering the elongation phase 
b. Abortive synthesis produces and releases short RNA transcripts of 10 nucleotides 
c. The major phenomenon which is responsible is Brownian ratchet 
d. Three general models were associated is “Scrunching”
TLS Online TPP Program

#Question id: 5436

#Unit 8. Inheritance Biology

Quantitative characteristics arise from two phenomena either polygenic or environmental influence on genotype. Which of the following is not character of quantitative polygenic trait?
TLS Online TPP Program

#Question id: 19331

#Unit 12. Applied Biology

Which one of the following sensors converts pressure, tension, force, etc into an electrical signal?