Why is heartwood darker in color than sapwood?
a. heartwood is closer to the center of the s...
Why is heartwood darker in color than sapwood?
a. heartwood is closer to the center of the stem; sapwood is away from the center of the stem
b. heartwood does not conduct water; sapwood is active in fluid transport
c. heartwood contains xylem tissue; sapwood contains phloem tissue
Answers: 2
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