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Human neurons are so small that they require a microscope in order to be seen. However, some neurons can be up to 3 feet long, such as those that extend from the spinal cord to the toes.

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The familiar sounds of your heart are made by the heart's valves as they open and close.

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In the United States, there is a birth every 8 seconds, according to the U.S. Census Bureau's Population Clock.

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Drug-induced pharmacodynamic effects manifested in older adults include drug-induced renal toxicity, which can be a major factor when these adults are experiencing other kidney problems.

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Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.

Conditions Required for Bacterial Growth Conditions Required for Bacterial Growth
(a) The connection required to test a Halleffect sensor. (b) A typical waveform from a Hall-effect ... (a) The connection required to test a Halleffect sensor. (b) A typical waveform from a Hall-effect ...
Prove that each of the following real functions f has a discontinuity. For each function, ... Prove that each of the following real functions f has a discontinuity. For each function, ...
What is the minimal voltage required? What is the minimal voltage required?
The assembly of general transcription factors required for the initiation of transcription by RNAP I The assembly of general transcription factors required for the initiation of transcription by RNAP I
Increase in total spending in presidential campaigns, 1976-2020 Increase in total spending in presidential campaigns, 1976-2020
Video: Parathyroid hormone (bone resorption) & Calcitonin (bone deposition)

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