In an ecosystem, marsh snails feed on phytoplankton and painted turtles feed on marsh snails. Pollution has resulted in the depletion of phytoplankton. What effect would this situation likely have on the population of marsh snails and painted turtles? As phytoplankton were destroyed, the population of marsh snails would most likely . Then the population of painted turtles would mostly likely

Most signs are diamond-shaped, with a yellow background and black letters or symbols. a. regulatory b. guide c. warning d. construction

What is the american psychological association’s ethical principle of psychologists and code of conduct based upon? a. the work of a dozen world-renowned philosophers and ethical savants. b. the feedback of thousands of psychologists and their ethical struggles. c. the regulatory power and authority of the united states constitution. d. the hippocratic rules and guidelines of medical practitioners and surgeons. select the best answer from the choices provided a b c

How much hazardous chemical waste is produced per year in the us?