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.

2025年1月6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 …

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.

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...

Cell biology or cellular biology (formerly cytology, from the Greek kytos, "container") is an academic discipline that studies cells, including their physiological properties, structure, organelles, environmental interactions, life cycle, division, and death.

2024年12月31日 · 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.

All living organisms are composed of cells, from just one (unicellular) to many trillions (multicellular). Cell biology is the study of cells, their physiology, structure, and life cycle. An autotroph is an organism that can produce its own food using light, …