Practice Questions

TLS Online TPP Program

#Question id: 4315

A researcher introduces double-stranded RNA into a culture of mammalian cells and can identify its location or that of its smaller subsections experimentally, using a fluorescent probe. When she finds that the introduced strand separates into single-stranded RNAs, what other evidence of this single-stranded RNA piece's activity would she find?

#Unit 3. Fundamental Processes

She can measure the degradation rate of the remaining single strand.
The rate of accumulation of the polypeptide encoded by the target mRNA is reduced.
The amount of miRNA is multiplied by its replication.
The cell's translation ability is entirely shut down.

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TLS Online TPP Program

#Question id: 24281

#Unit 4. Cell Communication and Cell Signaling

Which of the following statement describes inside-out signaling?

TLS Online TPP Program

#Question id: 9190

#Unit 9. Diversity of Life Forms

What is the probable role of salicylic acid in the defense responses of plants?

TLS Online TPP Program

#Question id: 28508

#Unit 5. Developmental Biology

Which factor is transcribed in limb fields for the forelimb development?

TLS Online TPP Program

#Question id: 7010

#Unit 5. Developmental Biology

After anchor cell formation, When LIN-12 is used again during vulva formation, it is activated by the primary vulval lineage to

TLS Online TPP Program

#Question id: 33341

#Unit 2. Cellular Organization

The shape-determining protein crescentin in Caulobacter is related to the: