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  1. Hace 4 horas · The relationship between biology and sexual orientation is a subject of on-going research. While scientists do not know the exact cause of sexual orientation, they theorize that it is caused by a complex interplay of genetic, hormonal, and environmental influences. However, evidence is weak for hypotheses that the post-natal social environment impacts sexual orientation, especially for males.

  2. en.wikipedia.org › wiki › CatCat - Wikipedia

    Hace 1 día · The cat (Felis catus), commonly referred to as the domestic cat or house cat, is a small domesticated carnivorous mammal. It is the only domesticated species of the family Felidae.Recent advances in archaeology and genetics have shown that the domestication of the cat occurred in the Near East around 7500 BC.It is commonly kept as a house pet and farm cat, but also ranges freely as a feral cat ...