Sex biology it is also a cultural trait that varies from place to place.
People everywhere in the world have the same sexual practices.
All of the above.
None of the above.
Middle of college
End high school
Social control of sexuality becomes strict.
The birth rate goes up.
Attitudes about sex become more permissive.
No longer care about incest.
It limits sexual competition amongst the members of families.
It helps to define the rights of people.
It helps connect members of a family to others in the large society.
All the above.
One-third of the adult population is sexually active.
There is great diversity in levels of sexual activity, so no one is stereotyped correct.
Single people have more sex than married people.
Most married men cheat on wives.
Here's an interesting quiz for you.