A researcher made an interesting observation about a protein made by the rough endoplasmic reticulum that was eventually used to build a cell's plasma membrane: the protein in the membrane was actually slightly different from the protein made in the ER. The protein was probably altered in the .

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