Categorization of cells
What are the two big classes into which the cells are categorized?
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Cells can be categorized as prokaryotic or eukaryotic. Prokaryotic cell is that devoid of a delimited nucleus. Eukaryotic cells are such with nucleus delimited by the membrane.
Define the term varices? Why are they much common in the inferior limbs?
What is meant by the visual accommodation?
How mammals are characterized in circulation? Answer: Mammals present a complete and closed circulatory system. The heart consists of four chambers and the arterial
From zygote, the pluricellular organisms are made by serial mitosis. Would this formation be probable when each cell made up by mitosis had a similar life in relation to its precursor cells? How did evolution resolve that trouble?
Give the categorization of hypersensitivity.
Explain the term peripheral resistance?
How active immunity is acquired? Answer: Active immunity is acquired via vaccines, toxoid, attenuated organisms, natural infection, cloned microbial antigens and so
Explain the plant coleoptile? Why removal of coleoptile extremity does does not allow the growth of the plant?
Specify the areas of the globe in which the gymnosperm abundance is noteworthy?
Explain why uricotelic excretion necessary for avian and reptile embryos? Answer: In birds and reptiles the excretory system is uricotelic as uric acid is insoluble,
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