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The horizontal fraction bar was introduced by the Arabs.

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Each year in the United States, there are approximately six million pregnancies. This means that at any one time, about 4% of women in the United States are pregnant.

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Pregnant women usually experience a heightened sense of smell beginning late in the first trimester. Some experts call this the body's way of protecting a pregnant woman from foods that are unsafe for the fetus.

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It is difficult to obtain enough calcium without consuming milk or other dairy foods.

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Atropine, along with scopolamine and hyoscyamine, is found in the Datura stramonium plant, which gives hallucinogenic effects and is also known as locoweed.

There are multiple pathways for heat exchange between organisms and the environment. There are multiple pathways for heat exchange between organisms and the environment.
These young children are taking the initiative to explore their environment as they examine a snail These young children are taking the initiative to explore their environment as they examine a snail
Selective pressures from the environment influence adaptation Selective pressures from the environment influence adaptation
Testing Infants’ Knowledge Testing Infants’ Knowledge
Producer acquiring energy and nutrients from the environment Producer acquiring energy and nutrients from the environment
Is my concept map correct? (Grade 12 Bio) Is my concept map correct? (Grade 12 Bio)
Video: Major Elements in Biological Molecules: Lipids

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