A) conduction of food
B) conduction of water and minerals
C) conduction of hormones
D) all of the above
Correct Answer: B
Solution :
Vessels are long, tubular, lignified cell wall components of xylem tissue. The cross wall (end wall) at both the ends of vessels, dissolves and form a pipe like channel. They functions in ascent of sap in angiosperms. Conduction of food materials occurs through the sieve tubes, which is cellulosic, thin walled component of phloem tissues.
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