Some experts suggest that amenorrhea may be healthier than monthly periods because menstrual suppression also avoids the sharp hormonal changes that occur throughout the menstrual cycle

Doctors fear that Marie is going to have a miscarriage (a spontaneous abortion). Which hormone might they prescribe to keep this from happening?

A) Somatotropic hormone B) Progesterone C) Testosterone D) Luteinizing hormone

Researchers believe that odor perception __________ with age

A) increases B) wanes and becomes distorted C) becomes more discriminating D) does not change