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Table 8 Thresholds for a worker preventing another worker from replacing a queen's son with her own son (worker policing).

From: Theory of genomic imprinting conflict in social insects

  (1) One queen, singly mated (2) One queen, x mates (3) q queens, singly mated
Non-imprinted
Patrigenic 0 0 0
Matrigenic 1 1
Patri. > Matri. never never never
Maternal 2 2
  1. The numbers represent the benefit/cost ratio above which replacement is favored (expression 18), so low values favor replacement. Columns and rows as in Table 2.