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TLS Online TPP Program

#Question id: 564

A good transition-state analog:

#Unit 1. Molecules and their Interaction Relevant to Biology

  1. binds covalently to the enzyme.

  2. binds to the enzyme more tightly than the substrate.

  3. binds very weakly to the enzyme.

  4. is too unstable to isolate.

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TLS Online TPP Program

#Question id: 5256

#Unit 8. Inheritance Biology

If the experimental population of E. coli lacks an F factor or F plasmid, and if bacteriophage are excluded from the bacterial cultures, then which of these is a means by which beneficial mutations might be transmitted horizontally to other E. coli cells?
TLS Online TPP Program

#Question id: 5257

#Unit 8. Inheritance Biology

Which term is least closely associated with the others?
TLS Online TPP Program

#Question id: 5258

#Unit 8. Inheritance Biology

Which of the following processes are not correct for conjugation?
TLS Online TPP Program

#Question id: 5259

#Unit 8. Inheritance Biology

Genetic variation in bacterial populations cannot result from
TLS Online TPP Program

#Question id: 5260

#Unit 8. Inheritance Biology

Regarding prokaryotic reproduction, which statement is correct?
TLS Online TPP Program

#Question id: 5261

#Unit 8. Inheritance Biology

Which of these statements about prokaryotes is correct?