The human body is divided into specific levels of organization. What is the correct sequence of the levels of organization, from the least to the most complex? Question 2 options:

organs, cells, tissues, systems

systems, organs, tissues, cells

cells, tissues, organs, systems

cells, tissues, systems, organs

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.

One reason is animal teeth are in an extraordinary structure.another reason is animal teeth are creative