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प्रश्न
In the given diagram name the parts labeled 1, 2, 3,4 and 5 and describe about them in short.
उत्तर
1. Pellicie: The matrix of chromosome is enclosed in a sheath called as pellicle.
2. Matrix: The chromatin of chromosome is embedded in the achromatic substance known as matrix.
3. Chromatin: Chromatin is the heredity material made-up of long fibres of DNA combined with proteins.
4. Centromere: A narrow constriction is seen in the chromosome at metaphase or anaphase is called primary constriction. The distinct area of light colour inside the primary constriction is called centromere.
5. Chromatids: Each metaphase chromosome consist lied chromatids.
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संबंधित प्रश्न
Fill in the blank:
Chromatin fibre is made up of DNA and ______.
Name the Following
‘V’ shaped chromosome having the centromere at the center.
Give Technical Terms
Point at which two sister chromatids are held together.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
Chromosomes are arranged in the form of chromatids at the equator in prophase.
Name the following:
Chromatids where Recombination of characters occurs.
The number of histone proteins associated with the DNA in a nucleosome is ______.
The pyrimidine bases of DNA are ______.
Name these:
Two kinds of Nucleic acids
Distinguish between the following:
Nucleosome and Nucleotide
Write the full form of the following abbreviation:
RNA
