Search results
Results from the WOW.Com Content Network
Aerenchyma in stem cross section of a typical wetland plant. Aerenchyma or aeriferous parenchyma [1] or lacunae, is a modification of the parenchyma to form a spongy tissue that creates spaces or air channels in the leaves, stems and roots of some plants, which allows exchange of gases between the shoot and the root. [2]
Limnobium laevigatum is a floating aquatic plant, which can be mistaken for water hyacinth (Eichornia crassipes) due to their superficial similarity.Juvenile plants grow in rosettes of floating leaves that lie prostrate upon the water surface, a distinguishing character of the juvenile plant is the presence of spongy aerenchyma tissue upon the abaxial surface (underside) of the leaf.
Parenchyma is a versatile ground tissue that generally constitutes the "filler" tissue in soft parts of plants. It forms, among other things, the cortex (outer region) and pith (central region) of stems, the cortex of roots, the mesophyll of leaves, the pulp of fruits, and the endosperm of seeds.
After the current strain of bird flu, H5N1, reached the U.S. in 2022, more than 148 million birds have been euthanized. What is the outbreak's potential impacts on humans, the poultry industry ...
We ignore that natural foods have over 5,000 known phytochemicals alone—each of which is a small molecule that impacts health. The pounds of molecular information we put into our bodies daily ...
The following year, a US District judge agreed with the employees, but in her ruling allowed the Forest Service to continue using the retardant as it seeks a permit to do so from the US ...
This constitutes the so-called capsule of the space. Each lacuna is generally occupied by a single cell, but during the division of the cells, it may contain two, four, or eight cells. Lacunae are found between narrow sheets of calcified matrix that are known as lamellae (/ l ə ˈ m ɛ l i / lə-MEL-ee).
Booze makers are getting an early hangover after the US surgeon general called for the addition of a warning label to alcoholic drinks. On Friday, shares of beer and alcohol giants sank across the ...