Lucy volunteers at an animal shelter, and she takes care of an orange tabby cat and her kittens. Some of the kittens have orange markings, while others have gray markings. What units of genetic material determine how living things look?

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