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Author Question: What is considered the most primitive true animal? A) Porifera B) Cnidaria C) Annelida D) ... (Read 60 times) |
This year, an estimated 1.4 million Americans will have a new or recurrent heart attack.
Approximately 500,000 babies are born each year in the United States to teenage mothers.
Egg cells are about the size of a grain of sand. They are formed inside of a female's ovaries before she is even born.
A strange skin disease referred to as Morgellons has occurred in the southern United States and in California. Symptoms include slowly healing sores, joint pain, persistent fatigue, and a sensation of things crawling through the skin. Another symptom is strange-looking, threadlike extrusions coming out of the skin.
The types of cancer that alpha interferons are used to treat include hairy cell leukemia, melanoma, follicular non-Hodgkin's lymphoma, and AIDS-related Kaposi's sarcoma.