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TLS Online TPP Program

#Question id: 603

Nonclassical competitive inhibition involves ________.

#Unit 1. Molecules and their Interaction Relevant to Biology

  1. binding of the substrate at both the active site and at the inhibitor site

  2. binding of either the substrate to the active site or the inhibitor to its own binding site thus preventing the other from binding

  3. binding of the inhibitor to the substrate followed by binding of this complex to the active site

  4. chemical removal of the substrate from the active site by reaction with the inhibitor

More Questions
TLS Online TPP Program

#Question id: 26481

#Unit 2. Cellular Organization

Which of the following are the characteristics of prokaryotic operator O1
a. Made up of 21-bp sequence 
b. It has twofold/dyad symmetry 
c. Recognized by two subunits of Lac repressor
d. On each O1 four unit of Lac repressor binds
TLS Online TPP Program

#Question id: 26482

#Unit 2. Cellular Organization

Which of the following is incorrectly matched if in the medium

a. glucose + lactose

= basal level of transcription

b. glucose + lactose

= no transcription

c. glucose  lactose+

= activated level of transcription

d. glucose + lactose +

= basal level of transcription






TLS Online TPP Program

#Question id: 26483

#Unit 2. Cellular Organization

lac repressor binds to
TLS Online TPP Program

#Question id: 26484

#Unit 2. Cellular Organization

Which of the following graph is correct in response to inducer molecule

                     


                                                            a                                                                                                                                                                         b

     
TLS Online TPP Program

#Question id: 27503

#Unit 2. Cellular Organization

Bacterial DNA are atchitected in form of loop sized with
TLS Online TPP Program

#Question id: 27504

#Unit 2. Cellular Organization

Which kind of catalysis are used by the topoisomerases