Approximately 70% of expectant mothers report experiencing some symptoms of morning sickness during the first trimester of pregnancy.
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The familiar sounds of your heart are made by the heart's valves as they open and close.
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The liver is the only organ that has the ability to regenerate itself after certain types of damage. As much as 25% of the liver can be removed, and it will still regenerate back to its original shape and size. However, the liver cannot regenerate after severe damage caused by alcohol.
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Vaccines prevent between 2.5 and 4 million deaths every year.
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Approximately 15–25% of recognized pregnancies end in miscarriage. However, many miscarriages often occur before a woman even knows she is pregnant.
Some organisms used as models in genetic research
William Masters and Virginia Johnson are among the most influential researchers in the history of th
Research reveals that children’s motives for engaging in sports are to have fun and gain skills ...
One of the rats in the research reported on BioFoods.
Barenboim's study show the change in children's descriptions of their peers
12 question help need please some questions see photos attached