will occupy the latice points that define the face centered cubic unit cell, with the zinc ions occupying the tetrahedral holes. Since there are four sulfide ions (FCC), we need only four zinc ions to ...

Examples of planar soft cells with two sharp corners in nature and in architecture. Left column: geometric soft cells. Middle columns: natural examples. Right column: examples from the ...

Cells are the smallest unit of life. Cells in multicellular plants ... cells with the same function group together. For example, millions of muscle cells make up muscle tissue.

Although cells can be quite large — consider a frog's egg, for example — most are too small ... key characteristics that define a cell? This unit answers these questions and provides a basic ...

Organisms made of more than once cell are described as multicellular. Examples of multicellular organisms include animals and most species of plants. The following diagram shows the variety of ...