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The duodenum can therefore be subdivided into four segments: the superior, descending, horizontal, and ascending duodenum. ... The three regions of the small intestine are the duodenum, jejunum, and ileum. The jejunum is about 0.9 meters (3 feet) long (in life) and runs from the duodenum to the ileum.
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Autotrophs
Explination: They are called this because they use the energy and simple inorganic compounds to produce organic molecules.
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Active transport proteins use adenosine triphosphate (ATP), the cell's energy storage molecule, to pump glucose into the cell, either with or against the concentration gradient.
Explanation:
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Pedigree analysis helps in determining the mode of transmission of a particular inherited trait within a family tree. Usually large extended family.
