In this article we will discuss about the directions for working in a laboratory. 1. Bring complete practical note-book; pencils of “HB” and “B”; pencil eraser and pencil sharpener or blade and sand-paper daily. 2. Keep your instruments, practical notebook and your seat clean, tidy and well arranged. 3. All your instruments should be sharp […]
Directions for Working in a Laboratory | Zoology
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Experiments on Cell Division | Zoology
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Experiments on mitotic and meiotic cell division in animals and plants. Experiment on Mitotic Cell Division: To prepare a slide of root tip of onion by squash method arid to identify, study and draw the various mitotic stages. Material required: Onion root tips fixed in Carnoy fluid (6 parts absolute alc + 3 parts glacial […]
Labelled Diagram of Compound Microscope
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The below mentioned article provides a labelled diagram of compound microscope. Part # 1. The Stand: The stand is made up of a heavy foot which carries a curved inclinable limb or arm bearing the body tube. The foot is generally horse shoe-shaped structure (Fig. 2) which rests on table top or any other surface […]
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