Normal urine is sterile. It contains fluids, salts, and waste products. It is free of bacteria, viruses, and fungi.
Did you know?
If all the neurons in the human body were lined up, they would stretch more than 600 miles.
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Essential fatty acids have been shown to be effective against ulcers, asthma, dental cavities, and skin disorders such as acne.
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Amoebae are the simplest type of protozoans, and are characterized by a feeding and dividing trophozoite stage that moves by temporary extensions called pseudopodia or false feet.
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In 1864, the first barbiturate (barbituric acid) was synthesized.
The Calvin cycle
Menstrual cycle.
The Water Cycle
Monitoring shows that many forms of air pollution have decreased
A polysome consists of an mRNA molecule loaded with many ribosomes, all engaged in translation.
Each chromosome consists of a single, long molecule of DNA within which are the sequences of individ