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TLS Online TPP Program

#Question id: 11634

Given below, is the result of a complementation test for six independent mutants (A to H) '+' represents complementation; '-' represents noncomplementation Based on the above, which one of the following conclusions is correct?

#SCPH01 Biochemistry

  1. All mutations belong to a single cistron, but their order cannot be determined

  2. The mutations can be ordered in a single cistron as A-C-E-B-D-F-H-G
  3. There are two cistrons, mutations A, C, E, G and H represents one cistron, B, D, F and G represent the second cistron.
  4. There are three cistrons, mutations A, C, E and H represents one cistron, B, D and F represent the second cistron and G represents the third cistron.
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TLS Online TPP Program

#Question id: 1786

#SCPH01 Biochemistry

Which of the enzyme can cleave C3 and C4 complement protein
TLS Online TPP Program

#Question id: 18215

#SCPH01 Biochemistry

Serial analysis of gene expression (SAGE) is used for 
TLS Online TPP Program

#Question id: 3869

#SCPH05 I Biotechnology

Which one of the following statements about E. coli RNA polymerase (core enzyme) is false?
TLS Online TPP Program

#Question id: 1764

#SCPH05 I Biotechnology

Which of the following is NOT a feature of germinal center B-cells?
TLS Online TPP Program

#Question id: 1714

#I Life Science/ Life Sciences Group – I-V

In a lymph node, the antigen pneumococcus polysaccharide SIII leads to: