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www.reference.com/article/root-plant-298b9d7c2a901e58

The main function of a plant root is to absorb water and minerals from the soil for the plant to use. Roots also anchor plants into the ground, offering them support and keeping them from washing or blowing away. In some plants, such as carrots, roots store carbohydrate...

www.reference.com/article/root-plants-water-ffbf6828867e8765

To root a plant in water, cut a 3- to 6-inch stem from an established plant directly above a leaf node and then place the cutting into a container of fresh water. In general, plants that have thick stems and leaves propagate well when rooted in water.

www.reference.com/article/function-root-hairs-9bf72628e24715a0

According to CMG GardenNotes, the function of root hairs is to help the plant absorb water and minerals from the soil. The root hairs are thin, hair-like extensions of individual cells in the epidermis of the roots, which greatly increase the surface area of the cells.

www.reference.com/article/two-main-functions-roots-90fb1076721cb47e

The two main functions of roots are to deliver water and nutrients to the plant or tree and provide an anchor that keeps the plant or tree in the soil. Roots are generally the first part of any plant that emerges during germination.

www.reference.com/article/function-root-hair-cell-3d918a7c283e9d33

A root hair cell in a plant absorbs minerals that have been dissolved in water. They allow a plant to absorb these minerals by increasing the surface area; this is extremely beneficial to plants that live in dry areas.

www.reference.com/article/function-plant-cell-ea580b8541b7bf77

As the basic living part of a plant, the plant cell is involved in many physiological and structural activities. They range from synthesis of proteins and energy to maintaining structural integrity and tautness.

www.reference.com/article/cube-root-function-87ca86f2c4d98e17

The cube root function is used to the find a number that when multiplied twice by itself gives the number inside the function. When the expression inside the cube root is a function, such as x - 5, the function is graphed for all possible values of x and y.