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TLS Online TPP Program

#Question id: 3869

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

#Section 3: Genetics, Cellular and Molecular Biology

  1. It can start new chains de novo or elongate old ones.

  2. It has no catalytic activity unless the sigma factor is bound.

  3. It uses nucleoside 5'-triphosphates as substrates.

  4. Its activity is blocked by rifampicin.

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TLS Online TPP Program

#Question id: 13029

#Section 7: Recombinant DNA technology and Other Tools in Biotechnology

Mutation at Vir E and Vir B can repectively cause :
TLS Online TPP Program

#Question id: 3546

#Section 3: Genetics, Cellular and Molecular Biology

What is the probability of getting three children with same sex from parents?
TLS Online TPP Program

#Question id: 14365

#Section 5: Bioprocess Engineering and Process Biotechnology

0.1 mg of a quaternary structured enzyme (Mr 486 000) with four active sites converts 48 iimol substrate/10 sec. Calculate turnover number (min-1) 
TLS Online TPP Program

#Question id: 15611

#Section 1: Engineering Mathematics

If A=   the value
A2 - 5A + 7I
 
TLS Online TPP Program

#Question id: 16789

#Section 1: Engineering Mathematics

The median of number 50, 48, 47, 48.5, 50.5, 52, 48.8, 46 will be: