What is the evidence to suggest that exposure to sex hormones in the womb affects sexual orientation?
a. Females exposed to higher than normal levels of male hormones in the womb develop masculinized external genitalia and report more same-sex sexual activity.
b. Males whose mothers were on hormone replacement therapy while pregnant report more attraction to males than the general population.
c. The testosterone hormonal patch used to stimulate sexual desire in females also leads to higher birth rates of babies who later identified themselves as lesbians.
d. Women who took drugs to stimulate ovulation had sons who were more likely to experiment with same-sex activity.
Question 2
According to research (Kirk, Bailey, & Martin, 2000), if one identical male twin is homosexual, his twin has what percent chance of also being homosexual?
a. 30
b. 50
c. 70
d. 90
Examples of the results of sexual selection, a type of natural selection.
Hormones Location of Glands
The heavily worn, and sometimes cutmarked, anterior teeth of Neadertals suggest that these teeth wer
Anatomically modern humans left archaeological clues, including evidence of burials, which indicate
All of the homes in this new neighborhood of Brentwood, California, are for sale, evidence of the co
Selected Hypothalamic and Pituitary Hormones