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Officials of Maryland and Virginia are considering trying to rebuild the Chesapeake Bay's oyster population by introducing a foreign species of oyster.
Andropause
refers to a decline in testosterone levels and its associated symptoms in middle-aged and elderly men, similar to menopause in women.
Menopause
The transition phase in a woman's life marking the end of menstrual cycles, usually occurring in late 40s to early 50s.
Male Menopause
A term sometimes used to describe a decrease in testosterone levels or the diminishing of sexual and physiological function in middle-aged men.
Sexual Reproductive System
The organ system involved in producing offspring, including the external sex organs and internal structures such as the uterus in females and the testes in males.
Q5: When a large, contiguous area of habitat
Q8: One in _ people worldwide suffers from
Q10: The Florida Everglades Case Study points out
Q14: The many dams, levees, and canals on
Q41: Two useful indicators of overall health in
Q43: Overnutrition and undernutrition both face all of
Q45: The Columbia River has 119 dams and
Q56: How many kilocalories have been lost between
Q58: The amount Americans spend each year to
Q84: Some _ children younger than age 6