Phospholipids that form cell membranes, steroids that act as hormones, waxes that prevent water loss or water saturation, and triglycerides (fats) that act as energy reserves are all types of organic molecules called

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