What are the first species that will die as a result of the acid rain in Lake Sky

Which strategy is an example of how companies may upgrade themselves to meet changing customer preferences? a. doing door-to-door sellingb. using billboards to advertise the productsc. making online shopping services availabled. giving discounts on products

The transport tubes for food coming down the plants are called?

1. describe the structure and function of the specialized cells you observed in the video. 2. research the types of cells present in the kidney.