White blood cells ingest, then digest, a number of bacteria and other pathogens. White blood cells would require high numbers of which organelle in order to function properly?

This is one of the five kingdoms in the older biological succession. organisms in this kingdom are prokaryotic

The current thought on the structure of the cell membrane is: a. a static phosphate sandwich of lipids b. a fluid-mosaic of phospholipids and proteins c. a bilayer of proteins with static lipid molecules d. an impermeable bilayer of protein molecules e. a static and permeable phospholipid single layer

Define adaptation. why do organisms adapt? give an example.