An organ system is made up of a. organisms that have similar behaviors and appearances. b. identical cells that perform the same function. c. organs that work together to perform a certain function. d. all of the tissues found in an individual organism.

Based on the data in your tables, did the light-colored moths have a higher or lower survival rate after the industrial revolution?

How do cells grow and reproduce to maintain homeostasis?

Which sentence best describes the relationship between chlorophyll and the chloroplast? a.)chlorophyll is a chemical found in a chloroplast. b.) chloroplast is a chemical found in a chlorophyll. c.) both chlorophyll and chloroplasts are found in animals. d.) both chlorophyll and chloroplasts make carbon dioxide.