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Did you know?

After a vasectomy, it takes about 12 ejaculations to clear out sperm that were already beyond the blocked area.

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There are over 65,000 known species of protozoa. About 10,000 species are parasitic.

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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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Malaria was not eliminated in the United States until 1951. The term eliminated means that no new cases arise in a country for 3 years.

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More than 4.4billion prescriptions were dispensed within the United States in 2016.

Approach used to determine the evolutionary relationships among many animal species using molecular Approach used to determine the evolutionary relationships among many animal species using molecular
A specific human chromosomal landscape A specific human chromosomal landscape
Human Cell Structure Human Cell Structure
brain development in the human embryo brain development in the human embryo
Evolution of Vertebrate Species Evolution of Vertebrate Species
Location of the human pineal gland Location of the human pineal gland
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