Which of the following is the least successful

method of birth control?
a. early withdrawal
b. a condom alone
c. a spermicidal jelly or foam alone
d. douching
e. the Pill


D

Biology & Microbiology

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Which of the following can affect a small, endangered population so severely that it goes extinct?

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The pH of the digestive tract is

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A 25-year-old woman is in early labor. After delivering the baby (by a normal vaginal delivery), the patient asks the doctor about some symptoms she had during pregnancy, including discharge and painful urination. She has a history of multiple sex

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Biology & Microbiology