Normal urine is sterile. It contains fluids, salts, and waste products. It is free of bacteria, viruses, and fungi.
Did you know?
If you could remove all of your skin, it would weigh up to 5 pounds.
Did you know?
This year, an estimated 1.4 million Americans will have a new or recurrent heart attack.
Did you know?
The tallest man ever known was Robert Wadlow, an American, who reached the height of 8 feet 11 inches. He died at age 26 years from an infection caused by the immense weight of his body (491 pounds) and the stress on his leg bones and muscles.
Did you know?
There are over 65,000 known species of protozoa. About 10,000 species are parasitic.
False-color imagery of the Sun, a G-type main-sequence star, the closest to Earth.
True Forget-Me-Not
True Friendship
Evolution of Stars Off the Main Sequence
Sequence homology between myoglobin in humans vs. whales
A diagram showing one of Mendel’s crosses. True-breeding strains of pea plants with smooth and ...