Many cells in multicellular organisms are specialised. They have specific roles in the organism of which they are part. Their structure is adapted to their function. They are often grouped ...

Cells manage a wide range of functions in their tiny package — growing ... The particular energy pathway that a cell employs depends in large part on whether that cell is a eukaryote or a ...

Within multicellular organisms, tissues are organized communities of cells ... function and survival. This organization depends in part on polarity, or the orientation of particular cells in their ...

Most animal cells range in size from 10 - 50 μm, and plant cells from 10 - 100 μm. The human eye can see objects as small as 50 μm. We require a microscope to see cells in further detail.