In plant cells, the division plane is predicted before mitosis by the location of a preprophase (PPB) band of microtubules and actin filaments in the cell cortex. The phragmoplast, a cytoskeletal ...

One of the most fundamental differences between animal and plant cells is the cell wall—a rigid structure surrounding the plant cells. The cell wall provides strength and structural support, but it ...

Sometimes it’s easy to tell if something is living or not. A teddy bear might look like a bear, but it cannot do any of the seven things it needs to be able to do to count as being alive. A car can ...