From the strands of hair at the top of the head to the nails on fingers and toes, every structure of the human body is composed of cells. Groups of cells form tissues and organs. Skin, the body's largest organ, forms a waterproof barrier. This title explores the properties of each of these components in our bodies.
From the strands of hair at the top of the head to the nails on fingers and toes, every structure of the human body is composed of cells. Groups of ce...
The human body's sense organs are its physical link between the brain and the surrounding environment. Our senses of sight, smell, taste, touch, and hearing allow us to interact and adapt to the ever-changing world that surrounds us. This title presents an introduction to the intricate structures and functions of the body's sense organs.
The human body's sense organs are its physical link between the brain and the surrounding environment. Our senses of sight, smell, taste, touch, and h...