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TLS Online TPP Program

#Question id: 3985

The binding of CRP (cAMP receptor protein of E. coli) to DNA in the lac operon:

#Unit 3. Fundamental Processes

  1. assists RNA polymerase binding to the lac promoter.

  2. is inhibited by a high level of cAMP.

  3. occurs in the lac repressor region.

  4. occurs only when glucose is present in the growth medium.

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TLS Online TPP Program

#Question id: 5541

#Unit 5. Developmental Biology

What is the valued average rate at which the human brain produces neurons during development?
TLS Online TPP Program

#Question id: 5542

#Unit 5. Developmental Biology

One stage of cleavage is the morula stage which is:
TLS Online TPP Program

#Question id: 5543

#Unit 5. Developmental Biology

What is the purpose of the chorion in terrestrial vertebrate embryos?
TLS Online TPP Program

#Question id: 5544

#Unit 5. Developmental Biology

Which embryonic membrane forms the commonly of the placenta?
TLS Online TPP Program

#Question id: 5545

#Unit 5. Developmental Biology

The placenta functions as a(n):
TLS Online TPP Program

#Question id: 5546

#Unit 5. Developmental Biology

By the end of _______________ , distribution of cells into the three primary tissue types has been completed