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Home Q & A Board Biology-Related Homework Help General Biology
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jina jina
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6 years ago
The Army and the Environmental Protection Agency are decreasing the contamination at the Army's Aberdeen Proving
  Grounds by ____.
  a. removing contaminated soil
  b. planting hybrid poplar trees
  c. chemically degrading the contaminants
  d. covering the contaminated soil with a sealant
  e. injecting the soil with clean water to dilute the contaminated groundwater

Question 2

Why does vascular cambium produce annual rings in xylem but not in phloem? What will be an ideal response?
 
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marcusb213marcusb213
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6 years ago
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jina Author
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#2
6 years ago
Words can't even express my thanks
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#3
6 years ago
Pleasure is all mine
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