go to jove.com

HIGH SCHOOL

Biology

Concept Videos

Biology

This is a free preview. For full access

Plant Structure, Growth and Function

How Xylem Moves Water in Plants

Description

Xylem moves water and dissolved minerals from the roots to the rest of the plant. The cells that carry xylem sap are dead when mature, so the flow is passive. Xylem transport depends on special tracheary elements, which connect directly with the extracellular space in the apoplast.

There are two ...

Transcript

Bitkiler topraktan su ve besin alır, ancak uzaktaki dokularda bile bu maddelere ihtiyaç duyar. Bitkiler bu maddeleri yer çekimine karşı nasıl taşırlar? Su ve çözünmüş mineraller, epidermisteki geçirgen kök kıl hücreleri yoluyla bitkiye girer ve sıvının ksilem özsuyu olarak adlandırıldığı kslem'e gider. Bitki özü köklerden bitkinin geri kalanın...

Tags

Xylem TransportTranspiration PullTracheids Vessel ElementsCohesion Tension HypothesisWater AdhesionMineral Active TransportPressure GradientPlant Water MovementSap Transport MechanismVascular Plant Anatomy

More videos by Standards