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Explain Ways How Immune System Protect Us
1) It creates a barrier that prevents bacteria and viruses from entering our body.
2) If a bacterium or virus does get into the body, the immune system attempts to detect and eliminate it before it can make itself at home and reproduce, and
3) If the virus or bacteria are able to reproduce and start causing problems, our immune system is in charge of eliminating it.
Explain concept of Salting out Salting out: Proteins in aqueous medium can be precipitated by qdding, trichloroacetic acid (TCA) or perchloric acid (PCA). Salts of hea
To study the formation of a drop of liquid Gently pour aniline into a large beaker of cold water unless a layer about half an inch deep accumulates at the bottom. Place the bea
Explain the Composition of pancreatic juice Pancreatic juice is the secretion of the exocrine part of the pancreas. It is alkaline in reaction. Its pH is 8.0 - 8.3. It consis
Rockets or Launch Vehicles: Every flight into space begins with a rocket launching. The rocket can lift a satellite or spaceship carrying human beings and equipment into space
a. A point source of 60 Co emits equal numbers of photons of 1.17 and 1.33 MeV giving a flux density (i.e. fluence rate) of 5.7 * 10 9 photon cm -2 s -1 at a specified location
Specific gravity of a liquid not mixing with water Pour oil into an open glass tube partially immersed in water until it forces water as far as the lower end. The relative leng
Other visible light hazards : Ordinary, visible light can present a hazard under certain conditions. You can burn paper by focussing the sun's rays using a small magnifying lens.
An experiment with a floating candle Put a nail in the lower end of a candle. The nail should be just the right weight to make the candle float with its top a little above the
Explain Differentiated cells in an Organism These are the post-mitotic cells, which have undergone specialization and/or exhibit the division of labor. Therefore, these cells a
what is weight of human in moon if his weight is 58 kg in earth?
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