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In 1864, the first barbiturate (barbituric acid) was synthesized.

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Intradermal injections are somewhat difficult to correctly administer because the skin layers are so thin that it is easy to accidentally punch through to the deeper subcutaneous layer.

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The calories found in one piece of cherry cheesecake could light a 60-watt light bulb for 1.5 hours.

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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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Multiple sclerosis is a condition wherein the body's nervous system is weakened by an autoimmune reaction that attacks the myelin sheaths of neurons.

The four ways in which animals exchange heat with the environment are radiation, evaporation, convec The four ways in which animals exchange heat with the environment are radiation, evaporation, convec
There are multiple pathways for heat exchange between organisms and the environment. There are multiple pathways for heat exchange between organisms and the environment.
International Performance in Reading, Math, and Science, Eight Grade International Performance in Reading, Math, and Science, Eight Grade
Environmental ethics pertains to humans and the environment Environmental ethics pertains to humans and the environment
The gas division of Power-U-Up plans to introduce a new gas delivery system based on the ... The gas division of Power-U-Up plans to introduce a new gas delivery system based on the ...
Two Cnidarian Body Plans Two Cnidarian Body Plans
Video: Structures that affect circulation - arterioles and vasomotor responses

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