What kind of people can hear higher frequencies of sound than others can?
a. People accustomed to hearing loud sounds hear higher frequencies than others do.
b. Well-educated people hear higher frequencies than uneducated people do
c. Children hear higher frequencies than anyone older can.
d. Young adults hear higher frequencies than people older or younger.
c
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One parent is homozygous for blue eyes and the other parent is heterozygous for brown eyes. Which of the following is NOT a possible outcome for their children?
According to class, at 12 years of age a tribe in Africa sends their males to live together, apart from the village. They remain apart until age 19 when they are allowed to return to the village and marry if they please. While they live apart, no females are present and homosexual acts are widely practiced. The percentage of males who remain homosexual when they return to the village after 7 years of engaging only in homosexual behavior is approximately
a. 2% b. 45% c. 70% d. 12% e. 90%