Instructions: (H.W. # 4) Bubble in correct answers and write responses to the constructed response questions. Base your answers to questions 1 and 2 on the information and diagram below and on your knowledge of biology. The diagram represents a cell. A B 1) Which structure is responsible for the passage of materials into and out of the cell? (1) A (3) C (2) B (4) D Support your answer to question (1) with a written response..
