Inbreeding

Preferential mating between related individuals.

Inbreeding is more likely to take place in nature when population size becomes very small, and the number of mates is limited.

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When conditions are optimal for the population, r is at its maximum rate and is called the intrinsic rate of increase (_rmax).

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r<0, the population decreases

r=0, the population remains constant

r>0, the population increases

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r and λ relation 

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Population doubling time in exponential growth

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#Id: 1821

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Population doubling time in Geometric growth

d = 70/λ

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#Id: 1822

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