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Did you know?
Methicillin-resistant Staphylococcus aureus or MRSA was discovered in 1961 in the United Kingdom. It if often referred to as a superbug. MRSA infections cause more deaths in the United States every year than AIDS.
Terrestrial plants and animals can be characterized by analogous pathways for water gain and loss.
This Labrador Retriever has been trained to woof and bark on command.
(A) Normal spongy bone. (B) Spongy bone with osteoporosis, which is characterized by a loss of bone
Multiple sclerosis (MS). (a) A disease characterized by the gradual development of small areas of ha
Solomon's Seal