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#Question id: 1568


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

#Life Sciences
  1. They are APCs

  2. Have surface marker  CD19

  3. B cell convert into plasma cell

  4. Antibodies at surface of b cell – IgM, IgA


Answer:- Option(s): 4


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#Question id: 2730

#Botany

The histone tails are required for chromatin to condense from the beads-on- a-string conformation into the 30-nm fiber. Recent experiments indicate that the N-terminal tails of histone H4, particularly_____________, are critical for forming the 30-nm fiber.

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#Question id: 2731

#Botany

Which of the following is not a characteristic of the nuclear scaffold?

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#Question id: 2737

#Botany

The linking number (Lk) of a closed-circular, double-stranded DNA molecule is changed by:

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#Question id: 2738

#Botany

Which of the following function is not served by DNA packaging?

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#Question id: 2739

#Botany

With respect to remodeling complex of nucleosome, which of the following is not true?

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#Question id: 2742

#Botany

In the beads on a string model, the bead is made up of __________

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