Relationship of F and H

When H0 = 1 (i.e., no initial inbreeding), F = 0

so: Ft = 1 - Ht

I.e., inbreeding and heterozygosity are inversely

related.

*

*

50

Bottom line: all real-world populations tend to become

• completely homozygous because of genetic drift

• AND completely inbred

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