Matching Pairs Characteristics of Life Vocab Online version Play this game and then screenshot your results to turn in. by EMILY LECKNER 1 Sexual Reproduction 2 Stimulus 3 Homeostasis 4 Metabolism 5 Cell 6 Response 7 Unicellular 8 Asexual Reproduction 9 Multicellular An action or change in behavior because of a stimulus The smallest building block that makes up living things and helps them function. The process that an organism uses to maintain a stable internal environment An organism made up of many specialized cells to do certain tasks Involves one parent and creates genetically identical offspring A change in an organism's surroundings An organism made up of 1 cell Body processes that help organisms to grown and repair their cells. Involves two parents and creates genetically different offspring.