|
Author Question: Which of the following objects is not chiral? a. baseball glove b. ballerina slipper c. corkscrew ... (Read 75 times) |
The horizontal fraction bar was introduced by the Arabs.
People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.
Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.
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.
Immunoglobulin injections may give short-term protection against, or reduce severity of certain diseases. They help people who have an inherited problem making their own antibodies, or those who are having certain types of cancer treatments.