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TLS Online TPP Program

#Question id: 38802

Q. Which of the following statements best explains the limitation of meristem culture for producing virus-free plants?

#Plant Biotechnology
  1. Meristem explants smaller than 100 µm cannot regenerate shoots
  2.  All plant viruses are completely excluded from meristematic tissue
  3. Larger explants always eliminate viruses more effectively
  4. Virus freedom is pathogen-specific and must be confirmed by testing
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TLS Online TPP Program

#Question id: 39235

#Plant Biotechnology

Q. Streptomycin resistance involving survival plus green colonies is an example of:
TLS Online TPP Program

#Question id: 39236

#Plant Biotechnology

Q. Which of the following statements about epigenetic variants is TRUE?
TLS Online TPP Program

#Question id: 39237

#Plant Biotechnology

Q. True mutants are characterized by:
TLS Online TPP Program

#Question id: 39238

#Plant Biotechnology

Q. Which of the following correctly represents the cause–category relationship?
TLS Online TPP Program

#Question id: 39239

#Plant Biotechnology

Q. The frequency of stable variants in cell selection:
TLS Online TPP Program

#Question id: 39240

#Plant Biotechnology

Q. Loss of resistance in plant cell lines after growth in the absence of selection pressure is characteristic of: