24. In what direction is RNA transcribed? (A) 3' to 5' (B) 5' to 3' (C) N to C terminal (D) C to N terminal

5. Which of the following statements is INCORRECT for retroviruses? (A) They are enveloped RNA virus. (B) They encode reverse transcriptase and replicate through a DNA intermediate. (C) Some of them produce tumors in the infected animals. (D) Retroviruses include human immunodeficiency virus (HIV) which primarily infects CD8 T cells.