39. What is the role of the Kozak scquence? (A) Initiation of RNA transcription (B) Initiation of protein translation (C) The ribosomal binding site (D) A transcription factor binding site

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.

39. What is the role of the Kozak scquence?
(A) Initiation of RNA transcription
(B) Initiation of protein translation
(C) The ribosomal binding site
(D) A transcription factor binding site

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