Cell biology - Wikipedia
Cell biology is the study of the structural and functional units of cells. Cell biology encompasses both prokaryotic and eukaryotic cells and has many subtopics which may include the study of cell metabolism, cell communication, cell cycle, biochemistry, and cell composition.
Cell | Definition, Types, Functions, Diagram, Division, Theory,
2024年10月31日 · cell, in biology, the basic membrane-bound unit that contains the fundamental molecules of life and of which all living things are composed. A single cell is often a complete organism in itself, such as a bacterium or yeast. Other …
Cell (biology) - Wikipedia
Cells emerged on Earth about 4 billion years ago. All cells are capable of replication, protein synthesis, and motility. Cells are broadly categorized into two types: eukaryotic cells, which possess a nucleus, and prokaryotic cells, which lack a nucleus but have a nucleoid region.
What Is A Cell? - Definition, Structure, Types, Functions - BYJU'S
2018年1月14日 · Cells are the structural, functional, and biological units of all living beings. A cell can replicate itself independently. Hence, they are known as the building blocks of life. Each cell contains a fluid called the cytoplasm, which is enclosed by a membrane.
Cell - Definition, Functions, Types and Examples - Biology Dictionary
2017年4月27日 · Cells are the basic unit of life. In the modern world, they are the smallest known world that performs all of life's functions. All living organisms are either single cells, or are multicellular organisms composed of many cells working together.
Nature Cell Biology
2024年10月8日 · Nature Cell Biology publishes research of the highest quality across all areas of cell biology, encouraging studies that shed light on the mechanisms underlying fundamental cell...
Cell Biology | Learn Science at Scitable - Nature
Cell biology is the study of cell structure and function, and revolves around the concept that the cell is the fundamental unit of life. Focusing on the cell allows a detailed...
Fundamentals of Cell Biology - Open Textbook Library
This textbook is focused specifically on the principles and concepts of a foundational Cell Biology course. The book takes a more conceptual approach that highlights how scientists study cells, and how to analyze and interpret experimental results.
What Is a Cell? | Learn Science at Scitable - Nature
Cells are the smallest common denominator of life. Some cells are organisms unto themselves; others are part of multicellular organisms.
Cell Biology - National Geographic Society
Cell biology is the study of cells, their physiology, structure, and life cycle. A cell is the smallest unit that is typically considered alive and is a fundamental unit of life. All living organisms are composed of cells, from just one (unicellular) to many trillions (multicellular).