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4 days ago · The human body is the physical substance of the human organism. Characteristic of the vertebrate form, the human body has an internal skeleton with a backbone, and, as with the mammalian form, it has hair and mammary glands. Learn more about the composition, form, and physical adaptations of the human body.
- The Editors of Encyclopaedia Britannica
Jan 5, 2023 · Updated January 5, 2023. Image Credits. Physical characteristics are defining traits or features of a person's body. These are aspects of appearance that are visually apparent to others, even with no other information about the person. They can include a variety of things.
- Mary Gormandy White
- Staff Writer
Key points. Humans—and other complex multicellular organisms—have systems of organs that work together, carrying out processes that keep us alive. The body has levels of organization that build on each other. Cells make up tissues, tissues make up organs, and organs make up organ systems.
Part 1: Body Systems. An organ is an anatomically distinct structure of the body composed of two or more tissue types. Each organ performs one or more specific physiological functions. An organ system is a group of organs that work together to perform major functions or meet physiological needs of the body.
Sep 22, 2011 · In what's known as sexual dimorphism, men and women have some key physical differences. Life's Little Mysteries explains the point of each of them.
VIEW PROFESSIONAL VERSION. The human body is a complex, highly organized structure made up of unique cells that work together to accomplish the specific functions necessary for sustaining life. Overview of the Human Body: Ce... video. The biology of the human body includes. Physiology (how the body functions) Anatomy (how the body is structured)
Identify the four main tissue types. Discuss the functions of each tissue type. Relate the structure of each tissue type to their function. The term tissue is used to describe a group of cells found together in the body. The cells within a tissue share a common embryonic origin.
