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Author Question: The main constituent of plant cells is carbohydrate. Indicate whether the statement is true or ... (Read 33 times) |
A cataract is a clouding of the eyes' natural lens. As we age, some clouding of the lens may occur. The first sign of a cataract is usually blurry vision. Although glasses and other visual aids may at first help a person with cataracts, surgery may become inevitable. Cataract surgery is very successful in restoring vision, and it is the most frequently performed surgery in the United States.
The shortest mature adult human of whom there is independent evidence was Gul Mohammed in India. In 1990, he was measured in New Delhi and stood 22.5 inches tall.
Human kidneys will clean about 1 million gallons of blood in an average lifetime.
The calories found in one piece of cherry cheesecake could light a 60-watt light bulb for 1.5 hours.
Every 10 seconds, a person in the United States goes to the emergency room complaining of head pain. About 1.2 million visits are for acute migraine attacks.