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TLS Online TPP Program

#Question id: 5078

A human blastomere is:

#Unit 5. Developmental Biology

  1. an embryonic cell that is smaller than the ovum

  2. an embryonic structure that includes a fluid-filled cavity

  3. that part of the acrosome that opens the egg's membrane

  4. a cell that contains a (degenerating) second polar body

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TLS Online TPP Program

#Question id: 15785

#Unit 5. Developmental Biology

During the formation of induced pluripotent stem cell, what is the function of Sox2 and Oct4?
A. Established pluripotency and blocked differentiation.
B. Opened up chromatin
C. Activation of Nanog.
D. Promotes cell growth and proliferation
TLS Online TPP Program

#Question id: 31398

#Unit 4. Cell Communication and Cell Signaling

Termination of the rhodopsin signaling pathway leads to the concentration of cytoplasmic cGMP must be restored to its dark level by the enzyme known as:
TLS Online TPP Program

#Question id: 4562

#Unit 11. Evolution and Behavior

Which stratum should contain the greatest proportion of extinct organisms?
TLS Online TPP Program

#Question id: 13225

#Unit 6. System Physiology – Plant

 The three elements are not considered mineral nutrients these are-
TLS Online TPP Program

#Question id: 19297

#Unit 13. Methods in Biology

What is the main use of a Bacterial Artificial Chromosome (BAC) vectors?