Cells are the smallest unit of life and the building blocks for all organisms. Each component of a cell has its own function. Animal and plant cells differ and they have similarities. Nucleus ...

Almost all animals and plants are made up of cells. Animal cells have a basic structure. Below the basic structure is shown in the same animal cell, on the left viewed with the light microscope ...

Stem cells function as a source of new cells to grow or replace specialised tissues. To perform this function, these cells must divide to renew themselves, while some of their descendants ...