What best describes a tetrad

Iwill give brainiest to first person who gets it ! what are 3 basic types of interactions we see in an ecosystem?

Which of the following is not a possible effectof increasimg carbon dioxide levels in the atmosphere ?

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