Here, a number of proteins scrutinize the cell's DNA, making sure it is structurally intact and properly replicated. The cell may pause at this point ... to learn more about cell division in ...

A cell's daily operations are accomplished through ... To achieve this goal, cells organize reactions into various enzyme-powered pathways.

For example, structural proteins maintain cell shape, akin to a skeleton, and they compose structural elements in connective tissues like cartilage and bone in vertebrates. Enzymes are another ...