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प्रश्न
Define euploidy.
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उत्तर
When the chromosome number in a cell is the exact multiple of the primary basic number, then it is called euploidy.
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संबंधित प्रश्न
Name the following:
The number of chromosomes present in a nerve cell of a human being.
What is the difference between chromatin fibre and chromosome?
Given below is a schematic diagram of a portion of DNA.
- How many strands are shown in the diagram?
- How many nucleotides have been shown in each strand?
- Name the parts numbered 1, 2, 3, 4 and 5 respectively.
- Name the DNA unit constituted by the parts 1, 2, 3 collectively.
Expand the following biological abbreviations :
DNA
Choose the correct answer:
Thick short chromosomes can be observed at (in mitosis) ___________
Draw a duplicate chromosome and label its part.
With the help of a neat labelled diagram, describe the structure of chromosome.
The region of the chromosome where the spindle fibres get attached during cell division ______
The female gamete/egg cell of a human cell will have ______.
