Afarmer wants to reduce the need for pesticides at his farm. what should he do? a. practice conservation tillage. b. use beneficial insects. c. plant grass. d. plant trees. e. use buffer strips.

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