and minerals in the soll
11.5.1 Uptake of Mineral Ions
Unlike water, all minerals cannot be passively absorbed by the roots. Two factors account for this: (a) minerals are present in the soll as charged concentration of minerals in mot move across cell membranes and (ii) the of minerals in the root. Therefoil is usually lower than the concentration active absorption into the cytore, most minerals must enter the root by In the form of ATP. The active uplasm of epidermal cells. This needs energy water potential gradient in roots. uptake of ions is partly responsible for the osmosis. Some ions also movets, and therefore for the uptake of water by Ions are absorbed from the into the epidermal cells passively. Specific proteins in the memb soll by both passive and active transport. from the soll into the cytoplasmanes of root hair cells actively pump ions endodermal cells have many thas of the epidermal cells. Like all cells, the membrane; they let some sansport proteins embedded in their plasma Transport proteins of endoderites cross the membrane. but not others. adjusts the quantity and tormal cells are control points, where a plant that the root endodermis bypes of solutes that reach the xylem. Note actively transport ions in because of the layer of suberin has the ability to

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Question Text	and minerals in the soll 11.5.1 Uptake of Mineral Ions Unlike water, all minerals cannot be passively absorbed by the roots. Two factors account for this: (a) minerals are present in the soll as charged concentration of minerals in mot move across cell membranes and (ii) the of minerals in the root. Therefoil is usually lower than the concentration active absorption into the cytore, most minerals must enter the root by In the form of ATP. The active uplasm of epidermal cells. This needs energy water potential gradient in roots. uptake of ions is partly responsible for the osmosis. Some ions also movets, and therefore for the uptake of water by Ions are absorbed from the into the epidermal cells passively. Specific proteins in the memb soll by both passive and active transport. from the soll into the cytoplasmanes of root hair cells actively pump ions endodermal cells have many thas of the epidermal cells. Like all cells, the membrane; they let some sansport proteins embedded in their plasma Transport proteins of endoderites cross the membrane. but not others. adjusts the quantity and tormal cells are control points, where a plant that the root endodermis bypes of solutes that reach the xylem. Note actively transport ions in because of the layer of suberin has the ability to
Updated On	Feb 21, 2023
Topic	Human Physiology
Subject	Biology
Class	Class 11
Answer Type	Video solution: 1
Upvotes	144
Avg. Video Duration	12 min

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