A) Cucurbita
B) Prunus
C) Pyrus
D) Vitis
Correct Answer: A
Solution :
In phloem, sieve tubes possess the perforated oblique or transverse sieve plates. Sieve plates are called simple when they consist of one region of pores (eg, Cucurbita, Nicotiana) or compound when they consist of several pored regions separated by bars or wall thickenings (eg, Vitos).You need to login to perform this action.
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