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TLS Online TPP Program

#Question id: 4353

The cAMP receptor protein (CRP) is said to be responsible for positive regulation of the lac operon because __.

#Part-A Aptitude & General Biotechnology

  1. CRP binds cAMP

  2. CRP binds to the CAP-binding site

  3. CRP prevents binding of the repressor to the operator

  4. CRP bound to the CRP-binding site stimulates the transcription of the lac operon

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TLS Online TPP Program

#Question id: 4320

#Part-A Aptitude & General Biotechnology

Forms of the Ras protein found in tumors usually cause which of the following events to occur?
TLS Online TPP Program

#Question id: 19295

#Part-A Aptitude & General Biotechnology

in genomic library To avoid ligation of separate DNA fragments, which of the enzyme is used?
TLS Online TPP Program

#Question id: 3006

#Part-A Aptitude & General Biotechnology

A bacterial population increases from 103 cells to 109 cells in 10 h. Calculate the number of generation time in minute.
TLS Online TPP Program

#Question id: 18779

#Part-A Aptitude & General Biotechnology

Flow-cytometric analysis for the detection and measurement of subpopulations of leukocytes, including those of leukaemia, is usually performed using monoclonal antibodies. Why is this the case?
Choose whether each of the following statements is true 
a) Indirect immunofluorescence is a more sensitive technique than direct immunofluorescence
b) Most antigens induce a polyclonal response. 
c) For precipitation to occur, both antigen and antibody must be multivalent.
d) ELISA tests using chemiluminescence are more sensitive than chromogenic ones and precipitation tests are more sensitive than agglutination tests
TLS Online TPP Program

#Question id: 10579

#Part-B Specialized Branches in Biotechnology

The following graph is growing population, which of the following represent growth pattern?