13721745
Description
Mind Map by Yee lin Lau, updated more than 1 year ago
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Created by Yee lin Lau
almost 6 years ago
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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
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