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Author Question: The swim bladder of ray-finned fishes A) was probably modified from simple lungs (Read 643 times) |
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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.
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Your heart beats over 36 million times a year.
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Women are two-thirds more likely than men to develop irritable bowel syndrome. This may be attributable to hormonal changes related to their menstrual cycles.
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Women are 50% to 75% more likely than men to experience an adverse drug reaction.
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When blood is deoxygenated and flowing back to the heart through the veins, it is dark reddish-blue in color. Blood in the arteries that is oxygenated and flowing out to the body is bright red. Whereas arterial blood comes out in spurts, venous blood flows.
Illustration showing how the primary breast tumor metastasized through the lymphatic and blood vesse
Pneumonia. This common lung inflammation may be caused by bacteria, viruses, or fungi and is often d