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    Biology How Life Work
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    Exam 29: Plant Structure and Function: Moving Photosynthesis Onto Land
  5. Question
    Sieve Plates
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Sieve Plates

Question 9

Question 9

Multiple Choice

Sieve plates:


A) are modified cell walls that connect sieve elements.
B) do not contain plasmodesmata.
C) dissolve at sieve tube maturity.
D) have solid, impermeable surfaces.
E) contain mitochondria and chloroplasts.

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