Most cells have one or more nuclei and other organelles that carry out a variety of tasks Some single cells are complete organisms, such as a bacterium or yeast. Cell size explore how cell size influences structure and function Understand the scale of cells and the factors that limit their growth Examine the relationship between surface area and volume, and discover why efficient exchange of materials depends on this ratio. Cells are the basic structures of all living organisms
Cells are the basic building blocks of all living things The human body is made of trillions of cells that carry out specialized functions. Learn how cells work together in tissues, organs, and organ systems In 1665, robert hooke coined the term cell to describe the structures he could see in cork with some of the first microscopes Since then, technology has given us an increasingly complex view of the basic unit of life. All cells can be sorted into one of two groups
