Approximately ____ men and women are infected with a sexually transmitted infection (STI) each year in the United States.
a. one million c. nineteen million
b. nine million d. twenty-nine million
Question 2
What is one possible explanation for why the rates of sexually transmitted infections (STIs) for American teens are higher than for teens of other developed countries?
a. American teens are more irresponsible in general.
b. Adolescents in other countries have greater access to reproductive health services.
c. American teens have significantly more sex than teens in other countries.
d. American teens become sexually active at a significantly earlier age.
Different forms of Daphnia pulex can be either sexually reproducing or obligately parthenogenetic.
Rate of Residential Change, Past Year, in the United States
Colon with diverticulosis. An inflamed or infected diverticulum is called diverticulitis.
Work and Gender: Women at Work in India
Prevalence of lifetime mood disorders for Canadian men and women age 55 years and over