Plants Do Not Have a Circulatory System Like That of Some

question 20

Multiple Choice

Plants do not have a circulatory system like that of some animals. If a water molecule did "circulate" (that is, go from one point in a plant to another and back in the same day) , it would require the activity of

• A) only the xylem.
• B) only the phloem.
• C) only the endodermis.
• D) both the xylem and the phloem.

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