What are the vessels through which organic substances move?

With the help of sunlight, photosynthesis occurs in green plants – organic matter is formed. From the leaves, they go down the vessels to other organs and tissues. The movement goes along the vessels, which are called sieve. Their structure is simple – perforated cells connected in “chains”.



One of the components of a person's success in our time is receiving modern high-quality education, mastering the knowledge, skills and abilities necessary for life in society. A person today needs to study almost all his life, mastering everything new and new, acquiring the necessary professional qualities.