This topic contains a solution. Click here to go to the answer
|
|
Did you know?
When blood is exposed to air, it clots. Heparin allows the blood to come in direct contact with air without clotting.
Did you know?
Fewer than 10% of babies are born on their exact due dates, 50% are born within 1 week of the due date, and 90% are born within 2 weeks of the date.
Did you know?
Asthma cases in Americans are about 75% higher today than they were in 1980.
Did you know?
Prostaglandins were first isolated from human semen in Sweden in the 1930s. They were so named because the researcher thought that they came from the prostate gland. In fact, prostaglandins exist and are synthesized in almost every cell of the body.
Did you know?
In 2010, opiate painkllers, such as morphine, OxyContin®, and Vicodin®, were tied to almost 60% of drug overdose deaths.
![Model of a longitudinal study in which 983 students were surveyed in 1984 and then again in 1985, 19](https://biology-forums.com/gallery/47/medium_6_31_05_15_8_20_42_219721459.jpeg)
![Children with Down syndrome have a small head, short, thick neck, flattened face, and a distinctive ...](https://biology-forums.com/gallery/47/medium_660365_18_01_17_1_36_58_24470192.png)