1) ассоциация, сообщество
2) бот. сопряжённость
3) сизигий ( у грегарин )
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- necktie association
- climax association
- closed association
- competitive association
- complementary association
- derived association
- elementary association
- fundamental association
- heterogenic association
- homogenic association
- homotypical association
- nonhomologous association
- open association
- plant association
- primary association
- secondary association
- secondary permanent association
- secondary short-timed association
- seral association
- short-timed association
- sperm-egg association
- subordinate association
- tandem association
- temporary association
- terminal association
- tolerant association
- transitional association
- twin associations