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Did you know?

Egg cells are about the size of a grain of sand. They are formed inside of a female's ovaries before she is even born.

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Cucumber slices relieve headaches by tightening blood vessels, reducing blood flow to the area, and relieving pressure.

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In 2010, opiate painkllers, such as morphine, OxyContin®, and Vicodin®, were tied to almost 60% of drug overdose deaths.

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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.

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Bisphosphonates were first developed in the nineteenth century. They were first investigated for use in disorders of bone metabolism in the 1960s. They are now used clinically for the treatment of osteoporosis, Paget's disease, bone metastasis, multiple myeloma, and other conditions that feature bone fragility.

The experimental approach used by Masui and Markert to identify cyclin and cyclin-dependent kinase ( The experimental approach used by Masui and Markert to identify cyclin and cyclin-dependent kinase (
endocrine feedback control endocrine feedback control
Control of urination. Control of urination.
With a three-way catalytic converter, emission control is most efficient with an air–fuel ratio ... With a three-way catalytic converter, emission control is most efficient with an air–fuel ratio ...
Control of flower formation, as revealed by mutations in Arabidopsis thaliana. Control of flower formation, as revealed by mutations in Arabidopsis thaliana.
Human beta-globin–complex locus control region Human beta-globin–complex locus control region
Video: Photosynthesis and Van Helmont Experiment

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