Why do roots have xylem tubes and phloem tubes?

Related Questions

• Do all tap roots have phloem and xylem?
   - All true Angiosperm roots, whether tap roots or fibrous roots, have both xylem & phloem. Yes to radishes. The ...
• What kind of plant dosent have xylem and phloem tubes?
   - Plants with no vascular tissue (i.e. xylem and phloem) are called bryophytes, and include mosses, liverworts, ...
• Why aren't phloem vessels dead like xylem?
   - Phloem vessels have to actively transport materials such as sugars and nutrients and therefore have to have ...
• What are some similarities between xylem and phloem?
   - in the xylem transportation occurs in one direction ie down the plant while in the phloem it occurs in two ...
• What is the importance of xylem and phloem?
   - Xylem tissue in plants transports water and mineral salts from the roots up to the leaves. It also provides ...