Is Evolution of Mating Preferences Inevitable? Random Mating in the Multisex System of Tetrahymena thermophila

Table 2

Pairing frequencies within triplets of sexes were analyzed by ANOVA. The F ratios and 𝑃 values refer to the effect of sex.

Triplet^a	F ratio	𝑃 value
2 , 4, 5	0.7209	0.5403
2, 4, 7	0.3372	0.7323
2, 5, 7	4.8167	0.0861
4, 5, 7	0.3385	0.7315

^aSexes are indicated as Arabic numbers instead of Roman numerals for convenience.