| 26. | Cells containing single nucleus are called as |
| a. | mononucleated |
| b. | dinucleated |
| c. | single nucleated |
| d. | multinucleated |
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Answer: (a).mononucleated
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| 27. | Place on chromosome where spindle fibers are attached during cell division is called |
| a. | chromatids |
| b. | centromere |
| c. | centrioles |
| d. | mitochondria |
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Answer: (b).centromere
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| 28. | Presence of nucleus in a cell was reported by |
| a. | Robert Hooke |
| b. | Robert Brown |
| c. | Lorenz Oaken |
| d. | Theodor Schwann |
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Answer: (b).Robert Brown
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| 29. | Rough endoplasmic reticulum assists in synthesis of |
| a. | carbohydrates |
| b. | proteins |
| c. | fats, glucose, starch |
| d. | lipids |
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Answer: (b).proteins
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| 30. | Organisms which have a distinct nucleus with (chromatin material and a nucleolus) are called |
| a. | Prokaryotic |
| b. | eukaryotic |
| c. | protozoan's |
| d. | protoctists |
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Answer: (b).eukaryotic
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