Q. Assertion (A): Prolonged cold treatment followed by shoot-tip culture can successfully eliminate plant viruses.

Reason (R):Exposure of chrysanthemum plants to 5°C for several months increased the proportion of virus-free plants for both chrysanthemum stunt virus and chrysanthemum chlorotic mottle virus.

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#Question id: 1567

#Zoology

Which of the following cell types are responsible for initiating a secondary immune response?

TLS Online TPP Program

#Question id: 1567

#Life Sciences

Which of the following cell types are responsible for initiating a secondary immune response?

TLS Online TPP Program

#Question id: 1567

#Applied Microbiology

Which of the following cell types are responsible for initiating a secondary immune response?

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#Question id: 1567

#Bio-Informatics

Which of the following cell types are responsible for initiating a secondary immune response?

TLS Online TPP Program

#Question id: 1568

#Biochemistry

which one of these is not a characteristics  of B-cell?

TLS Online TPP Program

#Question id: 1568

#Zoology

which one of these is not a characteristics  of B-cell?