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Xylem and phloem (plant transport) for A level biology topic review
Автор: Dr Bhavsar Biology
Загружено: 2021-04-10
Просмотров: 6121
Описание:
Last of three, discussing transport in plants using OCR Biology A module 3 as a guide. Content and concepts covered are:
Why plants need a transport system (0:30)
Structure of xylem and phloem (2:35)
Distribution of xylem and phloem in stem, root and leaf (7:18)
Movement of water into root hair cells (11:40)
Movement of water into the xylem (15:45)
The transpiration stream (xylem) (22:27)
Translocation of assimilates (phloem) (30:00)
Measuring transpiration (36:06)
Factors affecting transpiration (39:08)
Adaptations of xerophytes (43:12)
Adaptations of hydrophytes (46:17)
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