First slide

Phloem Transport: Flow from Source to Sink

Question

Statement A: Translocation of mineral water through xylem conduits is apoplastic.
Statement A: Translocation of photosynthates through phloem conduits is symplastic.

Easy

A

Statements A and B are incorrect
B

Statement A is correct and B is incorrect.
C

Statements A and B are correct
D

Statement A is incorrect and B is correct

Solution

Translocation through xylem is apoplastic as the conduits vessels and tracheids are dead structures. Translocation of photosynthates through phloem is symplastic because the conduits of phloem are sieve cells and sieve tubes which are living and anucleated conducting elements.

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