Apedia

Succesion Layers Pierced Aphid Stylet  Epidermis Mesophyll Companion

An aphid's stylet, when piercing plant tissue to reach the phloem, would pass sequentially through the epidermis, mesophyll, companion cell, and finally into the phloem sieve tube.

An aphid's stylet, when piercing plant tissue to reach the phloem, would pass sequentially through the epidermis, mesophyll, companion cell, and finally into the phloem sieve tube.

Front the succesion of layers pierced by aphid stylet 
Back epidermis -> mesophyll -> companion cell -> phloem 

Tags: 9_2_phloem_transport

Learn with these flashcards. Click next, previous, or up to navigate to more flashcards for this subject.

Next card: Radio-labelled phloem measuring transport aphids  plant leaves sealed

Previous card: Sink phloem active transport sucrose solutes unloaded companion

Up to card list: IB Biology HL