|
Author Question: A monochromatic light source emits a wavelength of 490 nm in air. When passing through a liquid, the ... (Read 38 times) |
The average office desk has 400 times more bacteria on it than a toilet.
Adults are resistant to the bacterium that causes Botulism. These bacteria thrive in honey – therefore, honey should never be given to infants since their immune systems are not yet resistant.
If all the neurons in the human body were lined up, they would stretch more than 600 miles.
Parkinson's disease is both chronic and progressive. This means that it persists over a long period of time and that its symptoms grow worse over time.
Looking at the sun may not only cause headache and distort your vision temporarily, but it can also cause permanent eye damage. Any exposure to sunlight adds to the cumulative effects of ultraviolet (UV) radiation on your eyes. UV exposure has been linked to eye disorders such as macular degeneration, solar retinitis, and corneal dystrophies.