|
|
The lipid bilayer is made of phospholipids. They are arranged in a double layer because one of their ends is attracted to water while the other is repelled by water.
It is important to read food labels and choose foods with low cholesterol and saturated trans fat. You should limit saturated fat to no higher than 6% of daily calories.
The tallest man ever known was Robert Wadlow, an American, who reached the height of 8 feet 11 inches. He died at age 26 years from an infection caused by the immense weight of his body (491 pounds) and the stress on his leg bones and muscles.
Not getting enough sleep can greatly weaken the immune system. Lack of sleep makes you more likely to catch a cold, or more difficult to fight off an infection.
Nearly all drugs pass into human breast milk. How often a drug is taken influences the amount of drug that will pass into the milk. Medications taken 30 to 60 minutes before breastfeeding are likely to be at peak blood levels when the baby is nursing.
![Zonal wind speeds on Uranus. Shaded areas show the southern collar and its future northern counterpa](https://biology-forums.com/gallery/47/medium_12359_13_01_13_4_49_23.png)
![The Abecedarian study was designed to help very low-income African American children prepare for ...](https://biology-forums.com/gallery/47/medium_667187_21_02_17_6_37_32_256471443.png)