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प्रश्न
How are chromatin, chromatid and chromosomes related to each other?
उत्तर
Chromatin occurs as a diffuse network of fine filaments in a non-dividing nucleus. At the time of cell division, chromatin material becomes condensed into rod-like structures called chromosomes. Each chromosome has a centromere and two arms called chromatids.
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संबंधित प्रश्न
Shiva said, “ Bigger onion has larger cells when compared to the cells of smaller onion”! Do you agree with his statement or not? Explain Why?
The size of the cells is measured in units of ______
The outer covering part of the cell is called ______.
Analogy:
No true nucleus: Prokaryotic cell.
True nucleus: ______.
The largest cell is the egg of an ______ with 170-millimeter width.
What are the consequences of the following conditions?
- A cell containing higher water concentration than the surrounding medium
- A cell having low water concentration than the surrounding medium.
- A cell having equal water concentration to its surrounding medium.
Under a microscope Paheli observes a cell that has a cell wall but no distinct nucleus. The cell that she observes is
In a cell, where are the genes located?
Is the following statement correct? If it is wrong, correct the statement.
Statement : “Unicellular organisms do not respire, only multicellular organisms respire”
The size of the cells of an organism has no relation with the size of its body. Do you agree? Give reason for your answer.
