Choose the One Most Appropriate Answer for Each

Choose the one most appropriate answer for each.
-sieve elements

A) gives rise to the outermost layer during secondary growth in older stems
B) transfer sugars into sieve elements
C) vascular tissue in the root
D) living cells that conduct sugars and other organic solutes
E) a layer of specialized parenchyma one or two cells thick in the vascular cylinder that gives rise to lateral roots
F) clusters of strands containing xylem, phloem, and vascular cambium
G) substance in xylem cells that give support to upright stems
H) cells that support soft tissues in fruits and toughen seed coats and nut shells
I) the principal photosynthetic region of a leaf
J) regions of undifferentiated cells that can divide rapidly
K) bottom layer of photosynthetic parenchyma in a leaf with large air spaces between the cells

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