|
Author Question: Identify the least stable chair conformation of the most stable isomer of 1,4-diethylcyclohexane (Read 35 times) |
Your skin wrinkles if you stay in the bathtub a long time because the outermost layer of skin (which consists of dead keratin) swells when it absorbs water. It is tightly attached to the skin below it, so it compensates for the increased area by wrinkling. This happens to the hands and feet because they have the thickest layer of dead keratin cells.
Asthma cases in Americans are about 75% higher today than they were in 1980.
In most climates, 8 to 10 glasses of water per day is recommended for adults. The best indicator for adequate fluid intake is frequent, clear urination.
Essential fatty acids have been shown to be effective against ulcers, asthma, dental cavities, and skin disorders such as acne.
There are over 65,000 known species of protozoa. About 10,000 species are parasitic.