Sperm cells are so tiny that 400 to 500 million (400,000,000–500,000,000) of them fit onto 1 tsp.
Did you know?
In 1835 it was discovered that a disease of silkworms known as muscardine could be transferred from one silkworm to another, and was caused by a fungus.
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People about to have surgery must tell their health care providers about all supplements they take.
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According to the CDC, approximately 31.7% of the U.S. population has high low-density lipoprotein (LDL) or "bad cholesterol" levels.
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Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.
Overview of the citric acid cycle
Species-rich floras of chalk grassland compared to species-poor floras of acid soils.
Amino acids in general acid-base catalysis
Essential Fatty Acids Both linoleic acid (an omega-6 fatty acid) and alpha-linolenic acid