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Where is the sieve tube located?
Sieve tubes are located in the phloem tissue of vascular plants.
What is the function of the sieve plate?
Sieve plates are structures found in sieve tube members of plants that allow for the movement of sugars, amino acids, and other organic compounds between cells. These structures have pores that facilitate this transport of nutrients throughout the plant.
What is a sieve phloem?
Sieve phloem is a specialized tissue in plants that is responsible for transporting organic nutrients such as sugars from the leaves to other parts of the plant. It is made up of sieve tube elements and companion cells, which work together to facilitate the flow of nutrients through the plant.
What are sieve-tube cells?
In plant anatomy, sieve tube elements, are a specialized type of elongated cell in the phloem tissue of flowering plants. The ends of these cells connect with other sieve tube members, making up the sieve tube, whose main function is transport of carbohydrates in the plant.
What is the specialized cell that helps control the movement of sugars through sieve tubes called?
Companion cells are specialized cells that help control the movement of sugars through sieve tubes in plants. They provide metabolic support to sieve tube elements and help maintain the pressure gradient that drives the flow of sugars.
What is the function of the sieve plate on a starfish?
the sieve plate is a filter for the water that enters the "Water Vascular System" in Echinoderms.
The cells that function with the sieve tubes are the?
Cells containing sieve plates are called sieve tube members, a component of the phloem, which carries sugars produced in the leaves to various parts of the plant. They are characteristic of angiosperms (flowering plants) while gymnosperms (cone-bearing plants) have only sieve cells. Sieve cells and sieve tube members are collectively referred to as sieve elements.
How do sugars move from one sieve-tube cell to the next?
by flowing along with water through perforations in the sieve plate
Where is the sieve tube located?
Sieve tubes are located in the phloem tissue of vascular plants.
Do plants have a tubes?
Yes angiospermic plants have sieve tubes in their conducting tissues.
What is the function of the sieve plate?
Sieve plates are structures found in sieve tube members of plants that allow for the movement of sugars, amino acids, and other organic compounds between cells. These structures have pores that facilitate this transport of nutrients throughout the plant.
What tissue in plants transports sugars and water?
Phloem vessels,the sieve tubes.
What are sieve cells?
In plant anatomy, sieve tube elements, are a specialized type of elongated cell in the phloem tissue of flowering plants. The ends of these cells connect with other sieve tube members, making up the sieve tube, whose main function is transport of carbohydrates in the plant.
How is the sieve plate evidence against the pressure flow model?
The presence of sieve plates in phloem tubes allows for bidirectional flow, which contradicts the unidirectional flow proposed by the pressure flow model. The sieve plates also enable some sieve elements to be blocked while others remain functional, challenging the notion of a continuous flow in the phloem.
What is the meaning of griddle?
An iron plate or pan used for cooking cakes., A sieve with a wire bottom, used by miners.
What is a sieve phloem?
Sieve phloem is a specialized tissue in plants that is responsible for transporting organic nutrients such as sugars from the leaves to other parts of the plant. It is made up of sieve tube elements and companion cells, which work together to facilitate the flow of nutrients through the plant.
Do sieve tube have chloroplast?
Sieve tube elements, which are part of the phloem in plants, do not contain chloroplasts. Instead, they are responsible for transporting sugars and nutrients throughout the plant. While they lack chloroplasts, companion cells, which are closely associated with sieve tube elements, do contain chloroplasts and provide the necessary metabolic support for the sieve tubes.
