13721745
Beschreibung
Mindmap von Yee lin Lau, aktualisiert more than 1 year ago
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Erstellt von Yee lin Lau
vor etwa 6 Jahre
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Xylem and Phloem
- Phloem
- Made of columns of elongated living cells with small pores in the end walls - allows cell sap to flow through
- Cell sap is a liquid made up of substances being transported + water
- Cell sap is a liquid made up of substances being transported + water
- Carries food - dissolved sugars
- For immediate use or storage
- For immediate use or storage
- Transport goes in both directions
- Translocation - movement of materials from leaves to other tissues
throughout the plant.
- Made of columns of elongated living cells with small pores in the end walls - allows cell sap to flow through
- Xylem
- Carries water and mineral ions from roots to the stem and leaves
- Made from dead cells joined end to end with no walls between them and a hole down the middle
- Strengthened by lignin
- Transpiration stream - movement of water from roots, through xylem and out of the leaves
- Carries water and mineral ions from roots to the stem and leaves
Medienanhänge
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