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TLS Online TPP Program

#Question id: 37893

Tracheary element differentiation is considered an irreversible process. What is the primary cytological reason for this? 

#Plant Biotechnology
  1. The formation of a secondary cell wall. 
  2. The loss of nuclei and cytoplasm. 
  3. The permanent arrest of the cell cycle in the G1 phase. 
  4. The accumulation of lignin.
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TLS Online TPP Program

#Question id: 5239

#Biochemistry

Which of the following statements is not true for Hfr strains of E. coli ?
TLS Online TPP Program

#Question id: 5240

#Biochemistry

If bacteria grow in the presence of a large amount of DNase, which of the following recombination process completely inhibited?
TLS Online TPP Program

#Question id: 5244

#Biochemistry

Transformation can used to map bacterial gene, which of the following statement is correct?
TLS Online TPP Program

#Question id: 5245

#Biochemistry

Which method of gene transfer involves direct contact between the bacteria?
TLS Online TPP Program

#Question id: 5246

#Biochemistry

The end result of F factor mediated conjugation:
TLS Online TPP Program

#Question id: 5247

#Biochemistry

Which of the following is not a protein or group of proteins required for conjugation to occur?