Much of what was previously thought to be "junk" DNA has been found to have which purpose?
A) It codes for antibiotic resistance proteins.
B) It codes for repressor proteins.
C) It codes for RNA regulatory molecules.
D) It codes for repair enzymes to fix mutations.
E) None of the choices are correct.
Correct Answer:
Verified
Q22: Synthesis of an inducible enzyme requires
A)repressor alone
Q22: If a codon for alanine is GCA,
Q23: Which is incorrect about inducible operons?
A)they have
Q24: Which type of mutation leads to a
Q25: Which of the following is incorrect about
Q25: The nontranscribed region of DNA to which
Q26: A sequence of bases on a gene
Q31: Which of the following is incorrect about
Q32: Bacterial conjugation involves
A)bacteriophage carrying donor DNA to
Q42: A mutation that changes a normal codon
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