Biologists have identified important components and mechanisms of the molecular machinery that transmits information about a pathogen encounter within the plant organism.

In plants, dermal tissue covers the leaves ... This collection of videos introduces key concepts in biology, focussing on the seven important lessons from the natural world with beautiful wildlife ...

that permits obtaining chemical images of biological tissue at a resolution of 100 nanometers, in this case on samples of plant roots that had been snap-frozen in a bath of liquid nitrogen and ...

Silicon (Si) is one of the most abundant elements on Earth, found in large quantities in soil. While Si is not essential for land plants, many plants, such as rice and grasses, have used Si to develop ...

A demonstration of the key points of the required practical to investigate osmosis in plant tissue for GCSE biology and combined science. Osmosis is a challenging concept, and this investigation ...

The concept includes anatomy, physiology, cell biology, biochemistry and biophysics, and covers all organisms from microorganisms, animals to plants ... Lymphoid tissues in the upper respiratory ...