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TLS Online TPP Program

#Question id: 4207

 If there is more globin than heme present in a reticulocyte, globin synthesis is stopped by

#Unit 3. Fundamental Processes

  1. the activation of HCI (heme-controlled inhibitor).

  2. the inactivation of HCI.

  3. increasing heme synthesis.

  4. decreasing heme synthesis.

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TLS Online TPP Program

#Question id: 11281

#Unit 10. Ecological Principles

Owls eat rats, mice, shrews, and small birds. Assume that, over a period of time, an owl consumes 5,000 J of animal material. The owl loses 2,300 J in feces and owl pellets and uses 2,500 J for cellular respiration. What is the production efficiency of this owl?
TLS Online TPP Program

#Question id: 1278

#Unit 4. Cell Communication and Cell Signaling

Vertebrate gap junctions are composed of:
TLS Online TPP Program

#Question id: 3656

#Unit 3. Fundamental Processes

In nucleotide excision repair, an endonuclease makes nicks on either side of the lesion.
TLS Online TPP Program

#Question id: 14759

#Unit 5. Developmental Biology

Which of the following mechanical agent creates cleavage furrow during cleavage?
TLS Online TPP Program

#Question id: 33451

#Unit 1. Molecules and their Interaction Relevant to Biology

Identify the structure