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Mathematical basis of stability analysis =f(x,y) system of two coupled differential equations y=g(x,y) step 1 find nullclines and fixed point(s)

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Entropic elasticity Image removed due to copyright considerations. See Figure 19-50 in: Alberts, Bruce, et al. Molecular Biology of the Cell. 4th ed. New York: Garland Publishing, 2002 Image may be viewed online at the NIH's PubMed Bookshelf

Parasitology(寄生虫学), the study of parasites(寄生虫) and their relationships to the hosts(TE E), is one of the most fascinating areas of the biology. While it is entirely proper to classify many bacteria(细菌) and fungi(真菌) and all viruses as parasites

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