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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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Essential fatty acids have been shown to be effective against ulcers, asthma, dental cavities, and skin disorders such as acne.

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To combat osteoporosis, changes in lifestyle and diet are recommended. At-risk patients should include 1,200 to 1,500 mg of calcium daily either via dietary means or with supplements.

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Pope Sylvester II tried to introduce Arabic numbers into Europe between the years 999 and 1003, but their use did not catch on for a few more centuries, and Roman numerals continued to be the primary number system.

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The immune system needs 9.5 hours of sleep in total darkness to recharge completely.

Evolutionary adaptation to a new environment via natural selection. Evolutionary adaptation to a new environment via natural selection.
There are multiple pathways for heat exchange between organisms and the environment. There are multiple pathways for heat exchange between organisms and the environment.
Environment Environment
A police record search of 250 incoming Grade 10 at a Secondary School shows that 26 had been ... A police record search of 250 incoming Grade 10 at a Secondary School shows that 26 had been ...
A farmer has 100 acres of land on which she plans to grow wheat and corn. Each acre of wheat ... A farmer has 100 acres of land on which she plans to grow wheat and corn. Each acre of wheat ...
Two Cnidarian Body Plans Two Cnidarian Body Plans
Video: Secretin (inhibiting gastric acid secretion), Cholecystokinin (fat digestion) & Cholecystokinin

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