Basic Science : Tools Techniques QUESTIONS AND ANSWERS :: part8 : 21 to 25
Following Basic Science multiple choice objective type questions and answers will help you in many types of 2024 job and other entrance examinations :
21.A nucleated differentiated cell that has lost the power to dedifferentiate is |
| Nerve cell |
| Kidney cell |
| Liver cell |
| All the above |
22.Explant is |
| Propagule |
| Callus used for subculturing |
| Part of plant used in tissue culture |
| Part of tissue culture used for planting |
23.A multicellular organism possesses |
| Differentiated cells |
| Undifferentiated cells |
| Dedifferentiated cells |
| All the above |
24.The theory proposing that body of an organism consists of incompletely divided cells is |
| Organismal theory |
| Protoplasmic theory |
| Cell theory |
| Theory of cell lineage |
25.Differentiated cells are |
| Premitotic specialised |
| Post-mitotic specialised |
| Premeiotic specialised |
| Post-meiotic specialised |
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