Nucleic acids are one of the four major macromolecules. the main functions of nucleic acids are to a. store and transport energy and structural components in the cell. b. act as enzymes, cell signals, and structural support for the cell. c. aid in development, the immune system, and blood clotting. d. carry genetic material and create structures inside the cell.

Read the scenario below and answer the question that follows. hallie is reading a novel in the library when susan, her best friend, slumps down in a chair next to her. susan doesn't say anything, but hallie knows that susan is upset because she is slumping in her seat and rolling her eyes. a psychologist would explain that hallie is interpreting her friend's emotion based on a. the behavioral component of emotion b. her friend's ability to regulate emotion c. the verbal component of emotion d. the physiological component of emotion select the best answer from the choices provided a b c d