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Author Question: All body cells of a human normally contain __________ pairs of chromosomes. Fill in the blank ... (Read 78 times) |
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.
Warfarin was developed as a consequence of the study of a strange bleeding disorder that suddenly occurred in cattle on the northern prairies of the United States in the early 1900s.
The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.
Asthma-like symptoms were first recorded about 3,500 years ago in Egypt. The first manuscript specifically written about asthma was in the year 1190, describing a condition characterized by sudden breathlessness. The treatments listed in this manuscript include chicken soup, herbs, and sexual abstinence.
There are 60,000 miles of blood vessels in every adult human.