This topic contains a solution. Click here to go to the answer
|
|
Did you know?
Of the estimated 2 million heroin users in the United States, 600,000–800,000 are considered hardcore addicts. Heroin addiction is considered to be one of the hardest addictions to recover from.
Did you know?
Nearly 31 million adults in America have a total cholesterol level that is more than 240 mg per dL.
Did you know?
The word drug comes from the Dutch word droog (meaning "dry"). For centuries, most drugs came from dried plants, hence the name.
Did you know?
Pope Sylvester II tried to introduce Arabic numbers into Europe between the years 999 and 1003, but their use did not catch on for a few more centuries, and Roman numerals continued to be the primary number system.
Did you know?
In 1844, Charles Goodyear obtained the first patent for a rubber condom.
![When Union troops pushed toward Richmond in June of 1862, these slaves crossed the Rappahannock Rive](https://biology-forums.com/gallery/47/medium_376021_22_08_15_1_40_22_22353567.jpeg)
![Richmond, Virginia, lies in ruins in April 1865 at the time of Lincoln’s visit—and a few days before](https://biology-forums.com/gallery/47/medium_376063_22_08_15_11_28_16_223621687.jpeg)