Describe phagocytic cells
Describe phagocytic cells (that is, macrophages)?
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All macrophages initiate from bone marrow stem cells in the form of monoblast that develop into promonocytes and monocytes. Monocytes enter into the blood and their half-life in blood is around 3 days. Afterward they enter into the tissues and build up into macrophages.
How has the position of stomata altered in some plants to avoid excessive water loss by the transpiration?
Write down the difference between secondary ecological succession and primary ecological succession?
Are the additional embryonic membranes similar in all vertebrates?
Briefly explain regarding precipitation reaction.
Why in cake and bread manufacture, alcoholic fermenting organisms are employed and not lactic fermenting organisms?
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Write down the main cells of connective tissue proper? And also write down the name given to intercellular material that surrounds these cells?
Write down the specialized conductive tissues of plants?
Coming from acidic pH environment of stomach which is the pH level does chyme find whenever it enters the duodenum? Why is it essential in order to maintain that paricular pH level in small intestine? Which are the organs responsible for that pH level and how is it ke
Regarding the mixture of arterial with venous blood what is the basic difference between the adult and human fetal circulation?
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