The pH of seawater is ___, making it alkaline. Seawater has a natural buffering mechanism. Carbon dioxide in seawater and is present in the form of __ ions, which makes the seawater alkaline.

The table below shows data for a population of fish in a pond. fish body color # of fins scales? tail shape a silver 4 yes fan b pink 4 yes flat c black 4 yes fan d orange 4 yes flat e orange 4 yes fan f silver 4 yes flat which of the above characteristics would be most in developing a classification system for the fish? a. body color and tail shape b. presence of scales and tail shape c. body color and number of fins d. number of fins and presence of scales