Can anyone label the phases?

The smallest parts of these that retain their original properties are called

Hydroelectric uses moving water to do work such as grinding grains in a mill true or false

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