49. A mutation in the trp binding site of the repressor would result in: (A) inducible trp operon expression. (B) constitutive trp operon expression. (C) no operon expression. (D) All of the above (E) None of the above

50. The direction of amino acid transfer to the growing polypeptide chain is: (A) from the A (aminoacyl tRNA site) site to the P (peptidyl tRNA site) site on the small subunit of the ribosome. (B) from the A site to the P site on the large subunit of the ribosome. (C) from the A site to the E (exit tRNA site) site on the ribosome. (D) from the P site to the A site on the small subunit of the ribosomne. (E) from the P site to the A site on the large subunit of the ribosome.

49. A mutation in the trp binding site of the repressor would result in: (A) inducible trp operon expression. (B) constitutive trp operon expression. (C) no operon expression. (D) All of the above (E) None of the above

其他試題

49. A mutation in the trp binding site of the repressor would result in:
(A) inducible trp operon expression.
(B) constitutive trp operon expression.
(C) no operon expression.
(D) All of the above
(E) None of the above