(C) Under an electron microscope,the chromatin fibers within the chromosome arms appear as a 'beads-on-a-string' structure. These beads are known as $

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(C) Under an electron microscope,the chromatin fibers within the chromosome arms appear as a 'beads-on-a-string' structure. These beads are known as $Nucleosomes$. $A$ $Nucleosome$ consists of $DNA$ wrapped around a core of histone proteins. The appearance of bands or beads is due to the packaging of $DNA$ into these compact units.

Class 11 Biology Cell: The Unit of Life Nucleus and Chromosomes

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What is the structure called when bands are observed in the arms of chromosomes under an electron microscope?

A
Genes
B
Nucleotides
C
Nucleosomes
D
Base pairs

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Class 11 Questions

Class 11

Biology Questions

Chapter

Cell: The Unit of Life

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Nucleus and Chromosomes

Which of the following is true for a cell that is actively synthesizing proteins in large quantities?

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Chromosomes always exist in which form in the nucleus of a diploid organism?

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In the given figure,what does the part labeled '$a$' represent and what is its function?

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Which of the following is true for the nucleolus?

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What is the disc-shaped structure found on the surface of the centromere called?

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What is the structure called when bands are observed in the arms of chromosomes under an electron microscope?

Similar Questions

Which of the following is true for a cell that is actively synthesizing proteins in large quantities?

Chromosomes always exist in which form in the nucleus of a diploid organism?

In the given figure,what does the part labeled '$a$' represent and what is its function?

Which of the following is true for the nucleolus?

What is the disc-shaped structure found on the surface of the centromere called?

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