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TLS Online TPP Program

#Question id: 1104

Which of the following statements is true of signal molecules?

#Unit 4. Cell Communication and Cell Signaling

  1. When signal molecules first bind to receptor tyrosine kinases, the receptors phosphorylate a number of nearby molecules.

  2. In response to some G protein-mediated signals, a special type of lipid molecule associated with the plasma membrane is cleaved to form IP3 and calcium.

  3. In most cases, signal molecules interact with the cell at the plasma membrane, enter the cell, and eventually enter the nucleus.

  4. Protein kinase A activation is one possible result of signal molecules binding to G protein coupled receptors.

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TLS Online TPP Program

#Question id: 16311

#Unit 7. System Physiology – Animal

What is stress?
TLS Online TPP Program

#Question id: 23753

#Unit 1. Molecules and their Interaction Relevant to Biology

Which one of the following is always with 'Bargain'?
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: 26921

#Unit 10. Ecological Principles

Which of the following factor that are involves to determine the realized Niches of organisms?
TLS Online TPP Program

#Question id: 24206

#Unit 4. Cell Communication and Cell Signaling

The adhesiveness of cadherins depends on the presence of