1. Similarity Versus Complementarity Among Lesbian Couples

3. The question was do opposites attract or do similarities tend to stick together.

4. The science of relationships has flushed out the conflicting advice about what to look for in a partner.

5. Very little suggests that opposites really do attract when it comes to romantic partnerships.

6. Romantic partners have been found to typically be similar in a variety of qualities ranging from attractiveness to height and weight to ethnic, religious and educational background.

8. We tend to like others who have qualities that are familiar to us.

9. Speaking of personality, the research gets a bit more complex.

10. The research consistent with a great deal of research addressing non-romantic dyads.

11. Individuals do desire partners similar to themselves.

12. For couples to be happy, couples are best off when one partner is relatively dominant and one partner is relatively submissive.

13. It's of no consequence which member of a couple – a man or a woman – fills these roles.

15. There was one exception to this finding regarding complementarity in terms of dominance and submission.

16. 72 lesbian couples were studied.

17. Those having the most loving and harmonious relationships were the couples comprised of two members who were either dominant or submissive.

18. Preliminary examination of this finding suggests that this likely has something to do with the prominent role of equality in same-sex relationships.

20. Premium is placed on equality in the relationship.

21. It makes sense that these couples would not feel comfortable with one member taking charge.

22. Therefore, it looks like the happiest heterosexual couples have opposites in terms of dominance.

23. Happy naughty lesbians tend to be similar according to the today's findings.