What are sieve plates in phloem?
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Correct answer: Porous end walls between adjacent sieve tube elements
Sieve plates are perforated end walls between sieve tube elements. Their pores allow phloem sap to pass from one sieve tube element to the next.
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More Phloem questions
- Which sugar is most commonly transported through phloem in many plants?
- Which term describes a plant region that supplies sugars to the phloem?
- Which of the following is an example of a phloem sink?
- According to the pressure-flow hypothesis, what creates pressure in the phloem near a source?
- In the pressure-flow model, what happens at a sink region?
- Which statement best describes the direction of phloem transport?