Below is a list of functions performed by organisms. examine the list, then answer the question that follows. gas exchange intake of nutrients disposal of wastes stimulus response reproduction how do these functions compare between single-celled and multi-celled organisms? a. single-celled organisms can perform all of these functions, while multi-celled organisms can perform only some of these functions. b. single-celled organisms must perform all of these functions with one cell, while multi-celled organisms can have specialized cells for different functions. c. single-celled organisms can perform only some of these functions, while multi-celled organisms can perform all of these functions. d. neither single-celled organisms nor multi-celled organisms can perform all of these necessary functions.