By water evaporation from the leaves is created a negative pressure at the top of the tree that promotes the ascension of the water through channels that are called xylem. there are also two molecule forces that are involved: the intra-water molecules cohesion (water molecules stick to each other) and the adhesion when the water molecules stick to the channels they are running in. this is what enables water to go from the roots to the top of a tall tree.
Another question on Biology
Biology, 21.06.2019 23:30
Of seawater increases with decrease in the temperature. therefore, the cold water sinks to the deeper layers at the bottom
No commitments. Cancel anytime. All pricing is in US dollars (USD). The subscriptoin renews automaticaly until you cancel. For more information read our Terms of use & Privacy Policy