There are over 65,000 known species of protozoa. About 10,000 species are parasitic.
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Adolescents often feel clumsy during puberty because during this time of development, their hands and feet grow faster than their arms and legs do. The body is therefore out of proportion. One out of five adolescents actually experiences growing pains during this period.
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In most cases, kidneys can recover from almost complete loss of function, such as in acute kidney (renal) failure.
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The average adult has about 21 square feet of skin.
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Multiple experimental evidences have confirmed that at the molecular level, cancer is caused by lesions in cellular DNA.
A comparison of selected species of bacteria and archaea.
Selected Combination Oral Antidiabetic Drugs
Selected Cephalosporins
Population Growth and Change
Binding change model for ATP synthase
Change in the frequency of a lethal recessive allele, a