What would you expect to happen if sea otters were removed from this food web? Check all that apply.

The population of elephant seals would decrease.
The population of kelp crabs would increase.
The population of kelp would increase.
The population of sea urchins would decrease.

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