Vinblastine is a standard chemotherapeutic drug used to treat cancer. Because it interferes with the assembly of microtubules, its effectiveness must be related to

TLS Online TPP Program

#Question id: 1371

#Unit 4. Cell Communication and Cell Signaling

A researcher was studying a protein ‘A’ which has been observed to move across cells when an extracellular electrical stimulus is provided. An artificial peptide ‘Z’ was prepared which resembles the structure of pannexins and competitively inhibits pannexon formation. Which one of the following statements will best explain the fate of protein ‘A’ if, the cells are treated with peptide ‘Z’ and then, electrical stimulus is provided.

TLS Online TPP Program

#Question id: 3298

#Unit 11. Evolution and Behavior

Which of the following is incorrect statement?

TLS Online TPP Program

#Question id: 4401

#Unit 3. Fundamental Processes

Which of the following occur(s) during Pol II transcription preinitiation complex formation?

a. TFIIA binds to TFIIB.  b. TFIIB unwinds the DNA.

c. TFIIB contacts both TATA box–binding factor and DNA.

d. DNA bends.

TLS Online TPP Program

#Question id: 23843

#Unit 2. Cellular Organization

Thick-filament regulation is,

TLS Online TPP Program

#Question id: 19170

#Unit 13. Methods in Biology

Which of this is not true while selecting a solid matrix or column during affinity chromatography?