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Q. How does the inflammation mechanism work?
When some tissue injury other vasoactive and occurs histamine substances (called mediators of inflammation) are released, they cause the blood flow and vasodilation to the affected site increases. Granulocyte leukocytes present in the blood are attracted to the site of the injury by substances called as chemotactic factors also released by the injured tissue and by the active granulocytes in the area. The granulocytes exit the capillaries by diapedesis that is using pseudopods and Macrophages present in the region are activated too. These cells flood the extracellular space of the affected area trying to eliminate or kill harmful agents, to prevent to isolate and tissue necrosis the damaged tissue.
Concerning their final products (daughter cells and their ploidies) what are the differences between mitosis and meiosis? In mitosis one cell, for example, with 2n chromosomes,
Q. Describe the phylogenetic system of classification? 1) Hutchinson believed in Monophyletic origin of Angiosperms from a hypothetical group, which he' named, as Proangiosperm
Physical map is the map of locations of the identifiable landmarks on DNA (for example restriction of the enzyme cutting sites, genes), regardless of their inheritance. Distance i
Q. In the long term which are the organs affected by chronic Chagas' disease? In the chronic stage of Chagas' disease, that manifests years after the infection, the trypanosoma
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Functions of cerebrum The forebrain is otherwise called as ‘cerebrum'. It is highest centre for controlling several functions in the body, The most interesting aspect
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Q. What are the three major cell types that form the osseous tissue? What are their functions? The three major cell types of the osseous tissue are the osteocytes, the osteobla
Q. How be able to the excretory system of annelids be described? In each segment (metamere) of the being a pair of complete excretory structures known as metanephridium exists.
What is Choanoflagellate? Explain in brief. The protozoans which resemble the choanocyte cells found in sponges. They have a collar of microvilli which surround a central flage
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