Measuring its level. In this they are helped by molecules that move along with water inside plants through small pores. When water enters the root of the plant, it passes through the outer cells. They contain a hormone that promotes branching - auxin . The absorption of water activates it. If its access is cut off, the roots have to rely on water from their own resources. This changes the direction of moisture movement, causing it to move outward, which disrupts the flow of auxin. Instead, another hormone begins to act. Stop branching Plants also produce a hormone that stops root branching, abscisin.
It also moves along with the water flow, but in the opposite direction to Russia WhatsApp Number List the auxin. Accordingly, when the roots draw water from their reserves, abscisin is also obtained with it. It closes all the small pores connecting the root cells. Scientists compare this process to the bulkheads on a ship, which are automatically blocked in the event of a fire. Root cells are isolated from each other, the free movement of auxin stops, blocking the branching of the roots. This simple system allows the roots to fine-tune their shape to the water conditions. Humidity adaptation The study also showed that plant shoots use a similar system to roots.
Leaves stop the flow of water through them by closing small pores on their surface in drought conditions by increasing the volume of abscisin. The roots of tomatoes, lettuce, corn, wheat, and barley respond to water shortages in a similar way, despite the fact that they developed in different soils and climates. feature of flowering plants. They can inhabit a wider range of ecosystems and environments than other species. Given the rapid changes in precipitation patterns around the world, their ability to adapt to a wide range of humidity is of particular importance. Avito experts found out what contribution their users made to the restoration of the ozone layer. We tell how conscious consumption helped to prevent the.