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Author Question: Embryonic lethal mutations result in A) phenotypes that prevent fertilization. B (Read 749 times) |
Only one in 10 cancer deaths is caused by the primary tumor. The vast majority of cancer mortality is caused by cells breaking away from the main tumor and metastasizing to other parts of the body, such as the brain, bones, or liver.
Giardia is one of the most common intestinal parasites worldwide, and infects up to 20% of the world population, mostly in poorer countries with inadequate sanitation. Infections are most common in children, though chronic Giardia is more common in adults.
Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.
Thyroid conditions may make getting pregnant impossible.
After 5 years of being diagnosed with rheumatoid arthritis, one every three patients will no longer be able to work.