In biology, tissue is an assembly of similar cells and their extracellular matrix from the same embryonic origin that together carry out a specific function. [1][2] Tissues occupy a biological organizational …

Feb 15, 2026 · Tissue, in physiology, a level of organization in multicellular organisms; it consists of a group of structurally and functionally similar cells and their intercellular material.

Apr 23, 2025 · Learn about tissue types and functions in humans, other animals, and plants. Get examples, quizzes, and a PDF study guide.

Apr 1, 2025 · One step up from cells are tissues. These collections of cells handle specific jobs throughout your body. There are four main types of tissues: epithelial, connective, muscle and …

Apr 28, 2017 · Tissues are groups of cells that have a similar structure and act together to perform a specific function. The word tissue comes from a form of an old French verb meaning “to weave”. …

Although there are many types of cells in the human body, they are organized into four broad categories of tissues: epithelial, connective, muscle, and nervous. Each of these categories is characterized by …

Histology is the field of study that involves the microscopic examination of tissue appearance, organization, and function. Tissues are organized into four broad categories based on structural and …

Jul 28, 2025 · A tissue is a collection of similar cells that work together to perform a particular function. These organized groups of cells are fundamental to the structure and operation of multicellular …

: an aggregate of cells usually of a particular kind together with their intercellular substance that form one of the structural materials of a plant or an animal and that in animals include connective tissue, …

Tissue is a group of cells that have similar structure and that function together as a unit. A nonliving material, called the intercellular matrix, fills the spaces between the cells. This may be abundant in …