Biology, 17.03.2020 19:24 sineguguhopengw3912
Because it is difficult to excrete iron once it is in the body, iron balance is maintained primarily through absorption. The iron storage protein captures iron from food and stores it in the mucosal cells of the small intestine. When the body needs iron, the storage protein releases some iron to an iron transport protein called . If the body does not need iron, the dietary iron is carried out when the intestinal cells are shed (every 3 to 5 days) and excreted in the feces.
True or False
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Biology, 22.06.2019 01:30, vanderrage
All individuals have two alleles for a given trait. according to mendel's these alleles are passed down one each from both mother and father.
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Biology, 22.06.2019 01:40, warnene17
Elephants in the savanna regions of africa dig holes in dried up river beds to reach water lying just below the surface. these holes provide drinking water for other animals as well. so, without the elephants, many animals might otherwise die from lack of water during the dry season. the location in which the elephants live is an example of a/n and the role they play in creating water holes is an example of a a) ecosystem; habitat b) community; niche c) habitat; niche d) niche; habitat
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Because it is difficult to excrete iron once it is in the body, iron balance is maintained primarily...
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