Found only in plant cells; supports and protects the cell; gives it a square shape

You are given an electron micrograph of a bacterial cell. in the micrograph you can clearly see three thin layers of different densities surrounding the cell. based on the micrograph, you can infer that this cell is and would appear after application of the gram stain procedure. gram-negative / pink gram-positive / purple gram-positive / pink gram-negative / purple

An infection of the pulp and the surrounding tissue in the mouth is called

Why are plants found at the beginning of a food web