Plant Transport via Roots and Xylem:
Root hairs have which of the following roles in absorption and transport of water and minerals? Select all that apply.
a. Block the flow of soil solution through the apoplast.
b. Absorb the soil solution into the apoplast and symplast.
c. Prevent the leakage of accumulated minerals back into the soil.
d. Transport soil solution to the vascular cylinder by bulk flow.
e. Increase surface area of contact between the root epidermis and the soil solution.
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