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TLS Online TPP Program

#Question id: 28238

 At what state stem cell exist, when stem cells become positioned farther from the niche? 

#Unit 5. Developmental Biology
  1. chemical signals maintain the stem cell in an committed state
  2. chemical signals maintain the stem cell in an uncommitted state
  3. signaling factors reach them, and cell remain undifferentiated
  4. signaling factors cannot reach them, and differentiation commences
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TLS Online TPP Program

#Question id: 12425

#Unit 10. Ecological Principles

Currently, the major cause of extinction is
TLS Online TPP Program

#Question id: 18896

#Unit 13. Methods in Biology

Negative Staining is used for examining.
TLS Online TPP Program

#Question id: 4049

#Unit 3. Fundamental Processes

Which of the following are products of RNA polymerase II activity?

A. tRNA ___

B. microRNA ___

C. hnRNA ___

D. tRNA and microRNA ___
TLS Online TPP Program

#Question id: 2375

#Unit 2. Cellular Organization

 Plastids that contain starch are called _________, whereas those that contain red and yellow pigments are called_________.
TLS Online TPP Program

#Question id: 6639

#General Aptitude

Choose the group of letters which is different from others.