Leaves, essential for photosynthesis and other physiological functions, exhibit diverse shapes that help plants adapt to ...

The skin has many more functions than you might imagine ... This protein is found with collagen in the dermis and gives structure and support to your skin and organs. As with collagen, elastin ...

Part of Biology (Single Science) Cells, organ systems and ecosystems ...

In the medical field, being fast, efficient, and correct can be the difference between life and death. This game-changing tool is helping cancer researchers and doctors save lives.

The brain regions interact with each other through hormones and nerve stimulation. They include: Brain functions often rely on and interact with each other. For example, you might experience an ...

Vascular plants, like seagrasses, have what is considered a true root, stem, and leaf structure and function. Photosynthesis in these marine plants occurs only in the leaves of the plant and nutrient ...

These overlapping pigmented feathers are soft and downy at the base, but the barbs on the upper portion ‘zip’ together to form a more rigid, waterproof structure. Rectrices are the stiff feathers of a ...