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TLS Online TPP Program

#Question id: 28887

What will happen in the absence of Wnts? 

#Unit 4. Cell Communication and Cell Signaling
  1. leads to the secretion of Notum a hydrolase enzyme
  2. destabilization of the Dishevelled protein
  3. Free β-catenin binds to TCF to displace the Gro repressor
  4. Free β-catenin are targeted for degradation by a cytosolic destruction complex
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TLS Online TPP Program

#Question id: 4007

#Unit 3. Fundamental Processes

Of the following statements about the different types of eukaryotic RNA, which one is true?
TLS Online TPP Program

#Question id: 34111

#Unit 2. Cellular Organization

A. 11-nm chromatin fibers consist of a string of nucleosomes.
B. 30-nm fibers have six nucleosomes/turn, which are organized into a two-start helix.
C. Histone H1, histone tails, and increased ionic strength all promote the formation of the 11-nm fiber.
D. Histone octamers are well conserved during replication, with H2A-H2B dimers and H32-H42 tetramers are.

Which of the correct combination of statements
TLS Online TPP Program

#Question id: 2669

#Unit 2. Cellular Organization

what is an operon?
TLS Online TPP Program

#Question id: 5332

#Unit 8. Inheritance Biology

Which of the following are incorrect regarding Sex chromosome in human?
TLS Online TPP Program

#Question id: 3321

#Unit 11. Evolution and Behavior

When an allele at one locus spreads by natural selection acting on a second locus knows as