Tissue (biology) - Wikipedia
网页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 level between cells and a complete organ. Accordingly, organs are formed by the functional grouping together of multiple tissues. [3]
Tissue | Definition, Types, & Facts | Britannica
网页2024年9月18日 · 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. By definition, tissues are absent from unicellular organisms.
Tissue - Simple English Wikipedia, the free encyclopedia
网页A Tissue forms part of an organ in plants or animals. Tissues are groups of cells that work together to do a job in the body. They are a group of cells having the same origin, structure and function. The cells look the same or almost the same. The work the cells in a tissue do is the same or almost the same.
Matrix (biology) - Wikipedia
网页In biology, matrix (pl.: matrices) is the material (or tissue) in between a eukaryotic organism's cells. The structure of connective tissues is an extracellular matrix. Fingernails and toenails grow from matrices. It is found in various connective tissues. It serves as a jelly-like structure instead of cytoplasm in connective tissue.
Cell (biology) - Wikipedia
网页The cell is the basic structural and functional unit of all forms of life. Every cell consists of cytoplasm enclosed within a membrane; many cells contain organelles, each with a specific function. The term comes from the Latin word cellula meaning 'small room'. Most cells are only visible under a microscope.
Tissue (biology) - Wikiwand
网页网状结缔组织（Reticular connective tissue），也叫网状组织（Reticular tissue），是一种由网状纤维和网状细胞组成的结缔组织，其中的网状纤维由Ⅲ型胶原α1（英语：type III collagen）构成。 网状纤维由被称为网状细胞的特殊成纤维细胞合成，其实该纤维.
Tissue Definition and Examples in Biology - ThoughtCo
网页2019年11月26日 · In biology, a tissue is a group of cells and their extracellular matrix that share the same embryonic origin and perform a similar function. Multiple tissues then form organs. The study of animal tissues is called histology, or histopathology when it is concerned with diseases. The study of plant tissues is called plant anatomy.
Tissue - Definition and Types of Tissues | Biology Dictionary
网页2017年4月28日 · 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”. There are four different types of tissues in animals: connective, muscle, nervous, and epithelial.
7.2: Types of Tissues - Biology LibreTexts
网页2022年7月30日 · 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 specific functions that contribute to the overall health and maintenance of the body.
Tissue - Definition and Examples - Biology Online Dictionary
网页2022年6月16日 · Biology definition: A tissue is an aggregate of cells in an organism that have similar structure and function. Tissues that work in unison to carry out a specific set of functions form an organ. Examples of plant tissues are …