Metabolism encompasses the many reactions that take place in cells. to build tissue, produce energy, break down compounds, and do other cellular work. Anabolism refers to reactions that build compounds, such as protein or glycogen. Ca. -. tabolism is the breakdown of compounds to yield energy.
The one experiment that led to the changes to the original cell theory was the experiment that established the existence of single celled organisms and microbes. 1  Comments. 2  Report.
Cell theory. In biology, cell theory is the historic scientific theory, now universally accepted, that living organisms are made up of cells. Cells are the basic unit of structure in all organisms and also the basic unit of reproduction. With continual improvements made to microscopes over time, magnification technology advanced enough to discover cells in the 17th century. This discovery is largely attributed to Robert Hooke, and began the scientific study of cells, also known as cell biology. Over a centur