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Did you know?

Vampire bats have a natural anticoagulant in their saliva that permits continuous bleeding after they painlessly open a wound with their incisors. This capillary blood does not cause any significant blood loss to their victims.

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Today, nearly 8 out of 10 pregnant women living with HIV (about 1.1 million), receive antiretrovirals.

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More than one-third of adult Americans are obese. Diseases that kill the largest number of people annually, such as heart disease, cancer, diabetes, stroke, and hypertension, can be attributed to diet.

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Symptoms of kidney problems include a loss of appetite, back pain (which may be sudden and intense), chills, abdominal pain, fluid retention, nausea, the urge to urinate, vomiting, and fever.

Did you know?

Cancer has been around as long as humankind, but only in the second half of the twentieth century did the number of cancer cases explode.

Easter Island—an example of Carrying Capacity Overload Easter Island—an example of Carrying Capacity Overload
Operator, Repressor Operator, Repressor
Overload Principle Overload Principle
Structural model of the Cro dimer–operator complex Structural model of the Cro dimer–operator complex
Models of the lac repressor and its binding to operator sites in DNA Models of the lac repressor and its binding to operator sites in DNA
Constitutive operator (OC) mutations Constitutive operator (OC) mutations
Video: Mechanisms of capillary exchange

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