Answer:
Liquid water evaporates into water vapor, condenses to form clouds, and precipitates back to earth in the form of rain and snow. Water in different phases moves through the atmosphere. Water in different phases moves through the atmosphere
Million of bacteria grow in our gut and each have their own set of genes , that helps them to survive acidic environment of the gut. They can have both beneficial and harmful effect to your health.
While the bacteria in lungs causes symptoms similar to the cold or flu, it can be more severe and typically last longer. Immune system will typically be able to clear a viral lung infection over time. Infections can be cured by using antibiotics also .
On the other hand bacteria on skin can survive up to 20 minutes .Human skin also act as barrier that limits invasion and growth of pathogenic bacteria. Human body has a lot of defenses to keep the bad bacteria from coming in too far through these openings.
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The esophagus is a muscular<span> tube connecting the throat (</span>pharynx<span>) with the stomach. The esophagus is about 8 inches long, and is lined by moist pink tissue called </span>mucosa. The esophagus runs behind the windpipe (trachea<span>) and heart, and in front of the spine.
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Answer:
In stem cell transplants, stem cells replace cells damaged by chemotherapy or disease or serve as a way for the donor's immune system to fight some types of cancer and blood-related diseases, such as leukemia, lymphoma, neuroblastoma and multiple myeloma. These transplants use adult stem cells or umbilical cord blood.Explanation: