What is the function of the small, dark organelles labeled e? a. they contain enzymes for the digestión of old cell parts. b. they regulate what enters and leaves the cell. c. they assemble animo ácids into proteíns. d . they store water and other materials.

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