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The Food and Drug Administration has approved Risperdal, an adult antipsychotic drug, for the symptomatic treatment of irritability in children and adolescents with autism. The approval is the first for the use of a drug to treat behaviors associated with autism in children. These behaviors are included under the general heading of irritability and include aggression, deliberate self-injury, and temper tantrums.

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The U.S. Preventive Services Task Force recommends that all women age 65 years of age or older should be screened with bone densitometry.

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A good example of polar molecules can be understood when trying to make a cake. If water and oil are required, they will not mix together. If you put them into a measuring cup, the oil will rise to the top while the water remains on the bottom.

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Sperm cells are so tiny that 400 to 500 million (400,000,000–500,000,000) of them fit onto 1 tsp.

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According to research, pregnant women tend to eat more if carrying a baby boy. Male fetuses may secrete a chemical that stimulates their mothers to step up her energy intake.

The process of mitosis in an animal cell. The process of mitosis in an animal cell.
An overview of the process of primary and secondary growth in a woody stem. An overview of the process of primary and secondary growth in a woody stem.
Anthemius of Tralles and Isidorus of Miletus, Plan of Hagia Sophia, Istanbul. Anthemius of Tralles and Isidorus of Miletus, Plan of Hagia Sophia, Istanbul.
The branching process in glycogen synthesis The branching process in glycogen synthesis
The political process is fraught with opportunities for opponents of climate legislation The political process is fraught with opportunities for opponents of climate legislation
Cancer cells can move to new locations in the body, a process called metastasis Cancer cells can move to new locations in the body, a process called metastasis
Video: Predator- prey competition and symbiosis

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