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Home Q & A Board Biology-Related Homework Help General Biology
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EmpressDina EmpressDina
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6 years ago
The symplast:a.
   greatly increases the surface area of the root.
  b. is a waterproof band surrounding the endodermis.
  c. directs the movement of water from one cell's cytoplasm to the next through
  plasmodesmata.
  d. secretes suberin, which waterproofs the cells.
  e. allows nutrient minerals to move against their concentration gradient.

Question 2

Which layer of cells controls the movement of nutrient minerals entering the xylem in the root's
  interior?
  a. endodermis
  b. Casparian strip
  c. epidermis
  d. cortex
  e. periderm
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IRIS123456IRIS123456
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6 years ago
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EmpressDina Author
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#2
6 years ago
Oh god, I was lost before coming here. Thanksss
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#3
6 years ago
Great, make sure you mark the topic solved, it hides it from other eyes Slight Smile
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