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TLS Online TPP Program

#Question id: 1121

Which of the following provides the best evidence that cell-signaling pathways evolved early in the history of life?

#Unit 4. Cell Communication and Cell Signaling

  1. Cell-signaling pathways are seen in "primitive" cells such as bacteria and yeast.

  2. Bacteria and yeast cells signal each other in a process called quorum sensing.

  3. Signal transduction molecules identified in distantly related organisms are similar.

  4. Most signals in all types of cells are received by cell surface receptors.

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TLS Online TPP Program

#Question id: 28355

#Unit 5. Developmental Biology

what is the function of the gene exuperantia and swallow and if it is mutated that leads to____
TLS Online TPP Program

#Question id: 10469

#Unit 6. System Physiology – Plant

When aquatic plants are kept in terrestrial habitat; what adaptations do these plants develop themselves?
TLS Online TPP Program

#Question id: 11186

#Unit 1. Molecules and their Interaction Relevant to Biology

Refer to the following graph of an action potential to answer the question. The membrane potential is closest to the equilibrium potential for potassium at label ________.
TLS Online TPP Program

#Question id: 29572

#Unit 6. System Physiology – Plant

Which of the following resistant gene provide resistant against C. carbonum infection and also involve in  detoxification of HC toxin
TLS Online TPP Program

#Question id: 34153

#Unit 7. System Physiology – Animal

Iodide must also exit the thyrocyte across the apical membrane to access the colloid. This transport step is mediated by: