Define the term blood stem cells
Define the term blood stem cells?
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Stem cells are undifferentiated cells capable to distinguish into other kinds of specialized cells.
The stem cells of bone marrow originate the distinguished blood cells. According to stimulus from particular growth factors the stem cells are converted into red blood cells, leukocytes and mega-karyocytes (cells which form platelets). Research exhibits that stem cells of the bone marrow can as well distinguish into nervous, muscle and hepatic cells.
Write down the differentiation between the concepts of food web and food chain.
What is the mechanism of precipitation?
What do you mean by “mutualist exploration of the cellulose digestion”, a phenomenon which takes place in some insects and mammals?
How does vitamin C function in body? What is the destruction caused by insufficiency of vitamin C? Why this deficiency was also recognized as “sailors' disease”?
What do you mean by the term Accommodation? Briefly describe it.
Under which environments do echinoderms live?
Personality factors are extremely important in organizational settings; often the 'wrong' kind of personality causes undesirable tensions and worries in organizations. The costs of such tensions and worries are enormous when we interpret them from the point of view of employee-employee relations,
Explain the term Sperm. Also describes its structures with the help of diagram.
Why in bread and cake manufacture are alcoholic fermenting organisms employed and not lactic fermenting organisms?
Which kind of cell came first in the evolution - prokaryotic cell or eukaryotic cell?
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