Modes Of Change In The Collective

Drives

Heritable ontogenetic change within the individual

Biased production of new individuals

[Frequency of biased production]Very rare Selection Name of process

Lamarckism (if it occurred) but precluded by the nature of heredity Mutation pressure

Basis in birth Basis in death Drift

Within the collective In founding new colonies

Natural (organismal)

selection Differential birth Differential death

Genetic drift Founder effect

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