Darwin’s evolutionary theory 

Evolution as such is the simple proposition that the characteristics of organisms change over time. 

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#Id: 1966

#XL - T Zoology

Life table for the Beave

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#Id: 1967

#XL - T Zoology

TLS Online TPP Program

#Id: 1968

#XL - T Zoology

Survivorship (lx) is calculated by dividing the number of individuals in an age class by the number in the original cohort;

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#Id: 1969

#XL - T Zoology

The mortality rate (qx) within each age class is estimated by the variable

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#Id: 1970

#XL - T Zoology

This mortality rate allows us to determine whether mortality increases with age, decreases with age, or is independent of age

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#Id: 1971

#XL - T Zoology

The number alive during an age class can be estimated by the relationship: