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प्रश्न
Describe the structure of the chromosome in brief.
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उत्तर
Chromosomes are rod-shaped structures made of protein and DNA. A chromosome is composed of two identical c Chromat ids attached by a centromere. Each chromatid is made up of tightly wound DNA wrapped around histones.
structure of chromosome
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संबंधित प्रश्न
A plant cell has a cell wall made of :
Fill up the blank with the terms given below
All cells arise from ______ cells
Fill in the blanks:
Organisms which are made up of a single cell are called ______ organisms.
Expand - ER
Match the items in column A with the appropriate items in column B:
| column A | column B |
| 1. Platform or workplace for the synthesis of proteins | a. Golgi complex |
| 2. A powerhouse of cells | b. Ribosomes |
| 3. Help in the formation of cell plate during cell division | c. Chloroplast |
| 4. Site for photosynthesis | d. Mitochondria |
| 5. Control tower of cell | e. Chromosomes |
| 6. A structure bearing genes | f. Nucleus |
Who studied the cell first?
Which is the longest human cell?
the question has four options. Choose the correct answer:
Cell theory states
What is difference between us?
Plant cell and animal cell.
New cells are produced from the existing cells.
