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Natural Selection
Beetles with brown genes escaped predation as their colour became one with the environment and they remained as if hidden. In the process they survived to reproduce more frequently than beetles with green genes. This allowed more brown genes to go into the next generation. In another situation an ..
Beetles with brown genes escaped predation as their colour became one with the environment and they remained as if hidden. In the process they survived to reproduce more frequently than beetles with green genes. This allowed more brown genes to go into the next generation. In another situation an ..Haemodialysis
Haemodialysis - If the kidneys are so impaired by disease or injury that they are unable to excrete nitrogenous wastes and regulate pH and electrolyte concentration of the plasma, the blood must be filtered by an artificial device. Such filtering of the blood is called Haemodialysis . Hae..
Ploidy Breeding
. Polyploidy may be caused by fertilization of an egg by more than one sperm failure of meiosis during gamete formation. Polyploidy can artificially be introduced by a chemical called colchicine or by crossing diploids with tetraploids. Although triploids exhibit sterility, polyploidy is ..
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